aboutsummaryrefslogtreecommitdiffstats
path: root/sound/isa/opl3sa2.c
blob: 125f6994bfb1be9d970b5e0b92e114bb880a38a9 (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
/*
 *  Driver for Yamaha OPL3-SA[2,3] soundcards
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
 *
 *
 *   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 <sound/driver.h>
#include <linux/init.h>
#include <linux/err.h>
#include <linux/isa.h>
#include <linux/interrupt.h>
#include <linux/pm.h>
#include <linux/slab.h>
#include <linux/pnp.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/cs4231.h>
#include <sound/mpu401.h>
#include <sound/opl3.h>
#include <sound/initval.h>
#include <sound/tlv.h>

#include <asm/io.h>

MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
MODULE_DESCRIPTION("Yamaha OPL3SA2+");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Yamaha,YMF719E-S},"
		"{Genius,Sound Maker 3DX},"
		"{Yamaha,OPL3SA3},"
		"{Intel,AL440LX sound},"
	        "{NeoMagic,MagicWave 3DX}}");

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
#ifdef CONFIG_PNP
static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
#endif
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0xf86,0x370,0x100 */
static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x220,0x240,0x260 */
static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x530,0xe80,0xf40,0x604 */
static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* 0x388 */
static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 0,1,3,5,9,11,12,15 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 1,3,5,6,7 */
static int opl3sa3_ymode[SNDRV_CARDS];   /* 0,1,2,3 */ /*SL Added*/

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for OPL3-SA soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable OPL3-SA soundcard.");
#ifdef CONFIG_PNP
module_param_array(isapnp, bool, NULL, 0444);
MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard.");
#endif
module_param_array(port, long, NULL, 0444);
MODULE_PARM_DESC(port, "Port # for OPL3-SA driver.");
module_param_array(sb_port, long, NULL, 0444);
MODULE_PARM_DESC(sb_port, "SB port # for OPL3-SA driver.");
module_param_array(wss_port, long, NULL, 0444);
MODULE_PARM_DESC(wss_port, "WSS port # for OPL3-SA driver.");
module_param_array(fm_port, long, NULL, 0444);
MODULE_PARM_DESC(fm_port, "FM port # for OPL3-SA driver.");
module_param_array(midi_port, long, NULL, 0444);
MODULE_PARM_DESC(midi_port, "MIDI port # for OPL3-SA driver.");
module_param_array(irq, int, NULL, 0444);
MODULE_PARM_DESC(irq, "IRQ # for OPL3-SA driver.");
module_param_array(dma1, int, NULL, 0444);
MODULE_PARM_DESC(dma1, "DMA1 # for OPL3-SA driver.");
module_param_array(dma2, int, NULL, 0444);
MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
module_param_array(opl3sa3_ymode, int, NULL, 0444);
MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");

#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
static int pnpc_registered;
#endif

/* control ports */
#define OPL3SA2_PM_CTRL		0x01
#define OPL3SA2_SYS_CTRL		0x02
#define OPL3SA2_IRQ_CONFIG	0x03
#define OPL3SA2_IRQ_STATUS	0x04
#define OPL3SA2_DMA_CONFIG	0x06
#define OPL3SA2_MASTER_LEFT	0x07
#define OPL3SA2_MASTER_RIGHT	0x08
#define OPL3SA2_MIC		0x09
#define OPL3SA2_MISC		0x0A

/* opl3sa3 only */
#define OPL3SA3_DGTL_DOWN	0x12
#define OPL3SA3_ANLG_DOWN	0x13
#define OPL3SA3_WIDE		0x14
#define OPL3SA3_BASS		0x15
#define OPL3SA3_TREBLE		0x16

/* power management bits */
#define OPL3SA2_PM_ADOWN		0x20
#define OPL3SA2_PM_PSV		0x04		
#define OPL3SA2_PM_PDN		0x02
#define OPL3SA2_PM_PDX		0x01

#define OPL3SA2_PM_D0	0x00
#define OPL3SA2_PM_D3	(OPL3SA2_PM_ADOWN|OPL3SA2_PM_PSV|OPL3SA2_PM_PDN|OPL3SA2_PM_PDX)

struct snd_opl3sa2 {
	struct snd_card *card;
	int version;		/* 2 or 3 */
	unsigned long port;	/* control port */
	struct resource *res_port; /* control port resource */
	int irq;
	int single_dma;
	spinlock_t reg_lock;
	struct snd_hwdep *synth;
	struct snd_rawmidi *rmidi;
	struct snd_cs4231 *cs4231;
	unsigned char ctlregs[0x20];
	int ymode;		/* SL added */
	struct snd_kcontrol *master_switch;
	struct snd_kcontrol *master_volume;
};

#define PFX	"opl3sa2: "

#ifdef CONFIG_PNP

static struct pnp_device_id snd_opl3sa2_pnpbiosids[] = {
	{ .id = "YMH0021" },
	{ .id = "NMX2210" },	/* Gateway Solo 2500 */
	{ .id = "" }		/* end */
};

MODULE_DEVICE_TABLE(pnp, snd_opl3sa2_pnpbiosids);

static struct pnp_card_device_id snd_opl3sa2_pnpids[] = {
	/* Yamaha YMF719E-S (Genius Sound Maker 3DX) */
	{ .id = "YMH0020", .devs = { { "YMH0021" } } },
	/* Yamaha OPL3-SA3 (integrated on Intel's Pentium II AL440LX motherboard) */
	{ .id = "YMH0030", .devs = { { "YMH0021" } } },
	/* Yamaha OPL3-SA2 */
	{ .id = "YMH0800", .devs = { { "YMH0021" } } },
	/* Yamaha OPL3-SA2 */
	{ .id = "YMH0801", .devs = { { "YMH0021" } } },
	/* NeoMagic MagicWave 3DX */
	{ .id = "NMX2200", .devs = { { "YMH2210" } } },
	/* NeoMagic MagicWave 3D */
	{ .id = "NMX2200", .devs = { { "NMX2210" } } },
	/* --- */
	{ .id = "" }	/* end */
};

MODULE_DEVICE_TABLE(pnp_card, snd_opl3sa2_pnpids);

#endif /* CONFIG_PNP */


/* read control port (w/o spinlock) */
static unsigned char __snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
{
	unsigned char result;
#if 0
	outb(0x1d, port);	/* password */
	printk("read [0x%lx] = 0x%x\n", port, inb(port));
#endif
	outb(reg, chip->port);	/* register */
	result = inb(chip->port + 1);
#if 0
	printk("read [0x%lx] = 0x%x [0x%x]\n", port, result, inb(port));
#endif
	return result;
}

/* read control port (with spinlock) */
static unsigned char snd_opl3sa2_read(struct snd_opl3sa2 *chip, unsigned char reg)
{
	unsigned long flags;
	unsigned char result;

	spin_lock_irqsave(&chip->reg_lock, flags);
	result = __snd_opl3sa2_read(chip, reg);
	spin_unlock_irqrestore(&chip->reg_lock, flags);
	return result;
}

/* write control port (w/o spinlock) */
static void __snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
{
#if 0
	outb(0x1d, port);	/* password */
#endif
	outb(reg, chip->port);	/* register */
	outb(value, chip->port + 1);
	chip->ctlregs[reg] = value;
}

/* write control port (with spinlock) */
static void snd_opl3sa2_write(struct snd_opl3sa2 *chip, unsigned char reg, unsigned char value)
{
	unsigned long flags;
	spin_lock_irqsave(&chip->reg_lock, flags);
	__snd_opl3sa2_write(chip, reg, value);
	spin_unlock_irqrestore(&chip->reg_lock, flags);
}

static int __devinit snd_opl3sa2_detect(struct snd_opl3sa2 *chip)
{
	struct snd_card *card;
	unsigned long port;
	unsigned char tmp, tmp1;
	char str[2];

	card = chip->card;
	port = chip->port;
	if ((chip->res_port = request_region(port, 2, "OPL3-SA control")) == NULL) {
		snd_printk(KERN_ERR PFX "can't grab port 0x%lx\n", port);
		return -EBUSY;
	}
	// snd_printk("REG 0A = 0x%x\n", snd_opl3sa2_read(chip, 0x0a));
	chip->version = 0;
	tmp = snd_opl3sa2_read(chip, OPL3SA2_MISC);
	if (tmp == 0xff) {
		snd_printd("OPL3-SA [0x%lx] detect = 0x%x\n", port, tmp);
		return -ENODEV;
	}
	switch (tmp & 0x07) {
	case 0x01:
		chip->version = 2; /* YMF711 */
		break;
	default:
		chip->version = 3;
		/* 0x02 - standard */
		/* 0x03 - YM715B */
		/* 0x04 - YM719 - OPL-SA4? */
		/* 0x05 - OPL3-SA3 - Libretto 100 */
		/* 0x07 - unknown - Neomagic MagicWave 3D */
		break;
	}
	str[0] = chip->version + '0';
	str[1] = 0;
	strcat(card->shortname, str);
	snd_opl3sa2_write(chip, OPL3SA2_MISC, tmp ^ 7);
	if ((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MISC)) != tmp) {
		snd_printd("OPL3-SA [0x%lx] detect (1) = 0x%x (0x%x)\n", port, tmp, tmp1);
		return -ENODEV;
	}
	/* try if the MIC register is accesible */
	tmp = snd_opl3sa2_read(chip, OPL3SA2_MIC);
	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x8a);
	if (((tmp1 = snd_opl3sa2_read(chip, OPL3SA2_MIC)) & 0x9f) != 0x8a) {
		snd_printd("OPL3-SA [0x%lx] detect (2) = 0x%x (0x%x)\n", port, tmp, tmp1);
		return -ENODEV;
	}
	snd_opl3sa2_write(chip, OPL3SA2_MIC, 0x9f);
	/* initialization */
	/* Power Management - full on */
	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);
	if (chip->version > 2) {
		/* ymode is bits 4&5 (of 0 to 7) on all but opl3sa2 versions */
		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, (chip->ymode << 4));
	} else {
		/* default for opl3sa2 versions */
		snd_opl3sa2_write(chip, OPL3SA2_SYS_CTRL, 0x00);
	}
	snd_opl3sa2_write(chip, OPL3SA2_IRQ_CONFIG, 0x0d);	/* Interrupt Channel Configuration - IRQ A = OPL3 + MPU + WSS */
	if (chip->single_dma) {
		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x03);	/* DMA Configuration - DMA A = WSS-R + WSS-P */
	} else {
		snd_opl3sa2_write(chip, OPL3SA2_DMA_CONFIG, 0x21);	/* DMA Configuration - DMA B = WSS-R, DMA A = WSS-P */
	}
	snd_opl3sa2_write(chip, OPL3SA2_MISC, 0x80 | (tmp & 7));	/* Miscellaneous - default */
	if (chip->version > 2) {
		snd_opl3sa2_write(chip, OPL3SA3_DGTL_DOWN, 0x00);	/* Digital Block Partial Power Down - default */
		snd_opl3sa2_write(chip, OPL3SA3_ANLG_DOWN, 0x00);	/* Analog Block Partial Power Down - default */
	}
	return 0;
}

static irqreturn_t snd_opl3sa2_interrupt(int irq, void *dev_id)
{
	unsigned short status;
	struct snd_opl3sa2 *chip = dev_id;
	int handled = 0;

	if (chip == NULL || chip->card == NULL)
		return IRQ_NONE;

	status = snd_opl3sa2_read(chip, OPL3SA2_IRQ_STATUS);

	if (status & 0x20) {
		handled = 1;
		snd_opl3_interrupt(chip->synth);
	}

	if ((status & 0x10) && chip->rmidi != NULL) {
		handled = 1;
		snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
	}

	if (status & 0x07) {	/* TI,CI,PI */
		handled = 1;
		snd_cs4231_interrupt(irq, chip->cs4231);
	}

	if (status & 0x40) { /* hardware volume change */
		handled = 1;
		/* reading from Master Lch register at 0x07 clears this bit */
		snd_opl3sa2_read(chip, OPL3SA2_MASTER_RIGHT);
		snd_opl3sa2_read(chip, OPL3SA2_MASTER_LEFT);
		if (chip->master_switch && chip->master_volume) {
			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_switch->id);
			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_volume->id);
		}
	}
	return IRQ_RETVAL(handled);
}

#define OPL3SA2_SINGLE(xname, xindex, reg, shift, mask, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
  .info = snd_opl3sa2_info_single, \
  .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
#define OPL3SA2_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
  .name = xname, .index = xindex, \
  .info = snd_opl3sa2_info_single, \
  .get = snd_opl3sa2_get_single, .put = snd_opl3sa2_put_single, \
  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
  .tlv = { .p = (xtlv) } }

static int snd_opl3sa2_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	int mask = (kcontrol->private_value >> 16) & 0xff;

	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = 1;
	uinfo->value.integer.min = 0;
	uinfo->value.integer.max = mask;
	return 0;
}

static int snd_opl3sa2_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
	unsigned long flags;
	int reg = kcontrol->private_value & 0xff;
	int shift = (kcontrol->private_value >> 8) & 0xff;
	int mask = (kcontrol->private_value >> 16) & 0xff;
	int invert = (kcontrol->private_value >> 24) & 0xff;

	spin_lock_irqsave(&chip->reg_lock, flags);
	ucontrol->value.integer.value[0] = (chip->ctlregs[reg] >> shift) & mask;
	spin_unlock_irqrestore(&chip->reg_lock, flags);
	if (invert)
		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
	return 0;
}

static int snd_opl3sa2_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
	unsigned long flags;
	int reg = kcontrol->private_value & 0xff;
	int shift = (kcontrol->private_value >> 8) & 0xff;
	int mask = (kcontrol->private_value >> 16) & 0xff;
	int invert = (kcontrol->private_value >> 24) & 0xff;
	int change;
	unsigned short val, oval;
	
	val = (ucontrol->value.integer.value[0] & mask);
	if (invert)
		val = mask - val;
	val <<= shift;
	spin_lock_irqsave(&chip->reg_lock, flags);
	oval = chip->ctlregs[reg];
	val = (oval & ~(mask << shift)) | val;
	change = val != oval;
	__snd_opl3sa2_write(chip, reg, val);
	spin_unlock_irqrestore(&chip->reg_lock, flags);
	return change;
}

#define OPL3SA2_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
  .info = snd_opl3sa2_info_double, \
  .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
#define OPL3SA2_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
  .name = xname, .index = xindex, \
  .info = snd_opl3sa2_info_double, \
  .get = snd_opl3sa2_get_double, .put = snd_opl3sa2_put_double, \
  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22), \
  .tlv = { .p = (xtlv) } }

static int snd_opl3sa2_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
	int mask = (kcontrol->private_value >> 24) & 0xff;

	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
	uinfo->count = 2;
	uinfo->value.integer.min = 0;
	uinfo->value.integer.max = mask;
	return 0;
}

static int snd_opl3sa2_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
	unsigned long flags;
	int left_reg = kcontrol->private_value & 0xff;
	int right_reg = (kcontrol->private_value >> 8) & 0xff;
	int shift_left = (kcontrol->private_value >> 16) & 0x07;
	int shift_right = (kcontrol->private_value >> 19) & 0x07;
	int mask = (kcontrol->private_value >> 24) & 0xff;
	int invert = (kcontrol->private_value >> 22) & 1;
	
	spin_lock_irqsave(&chip->reg_lock, flags);
	ucontrol->value.integer.value[0] = (chip->ctlregs[left_reg] >> shift_left) & mask;
	ucontrol->value.integer.value[1] = (chip->ctlregs[right_reg] >> shift_right) & mask;
	spin_unlock_irqrestore(&chip->reg_lock, flags);
	if (invert) {
		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
	}
	return 0;
}

static int snd_opl3sa2_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
	unsigned long flags;
	int left_reg = kcontrol->private_value & 0xff;
	int right_reg = (kcontrol->private_value >> 8) & 0xff;
	int shift_left = (kcontrol->private_value >> 16) & 0x07;
	int shift_right = (kcontrol->private_value >> 19) & 0x07;
	int mask = (kcontrol->private_value >> 24) & 0xff;
	int invert = (kcontrol->private_value >> 22) & 1;
	int change;
	unsigned short val1, val2, oval1, oval2;
	
	val1 = ucontrol->value.integer.value[0] & mask;
	val2 = ucontrol->value.integer.value[1] & mask;
	if (invert) {
		val1 = mask - val1;
		val2 = mask - val2;
	}
	val1 <<= shift_left;
	val2 <<= shift_right;
	spin_lock_irqsave(&chip->reg_lock, flags);
	if (left_reg != right_reg) {
		oval1 = chip->ctlregs[left_reg];
		oval2 = chip->ctlregs[right_reg];
		val1 = (oval1 & ~(mask << shift_left)) | val1;
		val2 = (oval2 & ~(mask << shift_right)) | val2;
		change = val1 != oval1 || val2 != oval2;
		__snd_opl3sa2_write(chip, left_reg, val1);
		__snd_opl3sa2_write(chip, right_reg, val2);
	} else {
		oval1 = chip->ctlregs[left_reg];
		val1 = (oval1 & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
		change = val1 != oval1;
		__snd_opl3sa2_write(chip, left_reg, val1);
	}
	spin_unlock_irqrestore(&chip->reg_lock, flags);
	return change;
}

static const DECLARE_TLV_DB_SCALE(db_scale_master, -3000, 200, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);

static struct snd_kcontrol_new snd_opl3sa2_controls[] = {
OPL3SA2_DOUBLE("Master Playback Switch", 0, 0x07, 0x08, 7, 7, 1, 1),
OPL3SA2_DOUBLE_TLV("Master Playback Volume", 0, 0x07, 0x08, 0, 0, 15, 1,
		   db_scale_master),
OPL3SA2_SINGLE("Mic Playback Switch", 0, 0x09, 7, 1, 1),
OPL3SA2_SINGLE_TLV("Mic Playback Volume", 0, 0x09, 0, 31, 1,
		   db_scale_5bit_12db_max),
};

static struct snd_kcontrol_new snd_opl3sa2_tone_controls[] = {
OPL3SA2_DOUBLE("3D Control - Wide", 0, 0x14, 0x14, 4, 0, 7, 0),
OPL3SA2_DOUBLE("Tone Control - Bass", 0, 0x15, 0x15, 4, 0, 7, 0),
OPL3SA2_DOUBLE("Tone Control - Treble", 0, 0x16, 0x16, 4, 0, 7, 0)
};

static void snd_opl3sa2_master_free(struct snd_kcontrol *kcontrol)
{
	struct snd_opl3sa2 *chip = snd_kcontrol_chip(kcontrol);
	chip->master_switch = NULL;
	chip->master_volume = NULL;
}

static int __devinit snd_opl3sa2_mixer(struct snd_opl3sa2 *chip)
{
	struct snd_card *card = chip->card;
	struct snd_ctl_elem_id id1, id2;
	struct snd_kcontrol *kctl;
	unsigned int idx;
	int err;

	memset(&id1, 0, sizeof(id1));
	memset(&id2, 0, sizeof(id2));
	id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
	/* reassign AUX0 to CD */
        strcpy(id1.name, "Aux Playback Switch");
        strcpy(id2.name, "CD Playback Switch");
        if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
                return err;
	}
        strcpy(id1.name, "Aux Playback Volume");
        strcpy(id2.name, "CD Playback Volume");
        if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
                return err;
	}
	/* reassign AUX1 to FM */
        strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;
        strcpy(id2.name, "FM Playback Switch");
        if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
                return err;
	}
        strcpy(id1.name, "Aux Playback Volume");
        strcpy(id2.name, "FM Playback Volume");
        if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) {
		snd_printk(KERN_ERR "Cannot rename opl3sa2 control\n");
                return err;
	}
	/* add OPL3SA2 controls */
	for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_controls); idx++) {
		if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_opl3sa2_controls[idx], chip))) < 0)
			return err;
		switch (idx) {
		case 0: chip->master_switch = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
		case 1: chip->master_volume = kctl; kctl->private_free = snd_opl3sa2_master_free; break;
		}
	}
	if (chip->version > 2) {
		for (idx = 0; idx < ARRAY_SIZE(snd_opl3sa2_tone_controls); idx++)
			if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_opl3sa2_tone_controls[idx], chip))) < 0)
				return err;
	}
	return 0;
}

/* Power Management support functions */
#ifdef CONFIG_PM
static int snd_opl3sa2_suspend(struct snd_card *card, pm_message_t state)
{
	struct snd_opl3sa2 *chip = card->private_data;

	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
	chip->cs4231->suspend(chip->cs4231);
	/* power down */
	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D3);

	return 0;
}

static int snd_opl3sa2_resume(struct snd_card *card)
{
	struct snd_opl3sa2 *chip = card->private_data;
	int i;

	/* power up */
	snd_opl3sa2_write(chip, OPL3SA2_PM_CTRL, OPL3SA2_PM_D0);

	/* restore registers */
	for (i = 2; i <= 0x0a; i++) {
		if (i != OPL3SA2_IRQ_STATUS)
			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
	}
	if (chip->version > 2) {
		for (i = 0x12; i <= 0x16; i++)
			snd_opl3sa2_write(chip, i, chip->ctlregs[i]);
	}
	/* restore cs4231 */
	chip->cs4231->resume(chip->cs4231);

	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
	return 0;
}
#endif /* CONFIG_PM */

#ifdef CONFIG_PNP
static int __devinit snd_opl3sa2_pnp(int dev, struct snd_opl3sa2 *chip,
				     struct pnp_dev *pdev)
{
	if (pnp_activate_dev(pdev) < 0) {
		snd_printk(KERN_ERR "PnP configure failure (out of resources?)\n");
		return -EBUSY;
	}
	sb_port[dev] = pnp_port_start(pdev, 0);
	wss_port[dev] = pnp_port_start(pdev, 1);
	fm_port[dev] = pnp_port_start(pdev, 2);
	midi_port[dev] = pnp_port_start(pdev, 3);
	port[dev] = pnp_port_start(pdev, 4);
	dma1[dev] = pnp_dma(pdev, 0);
	dma2[dev] = pnp_dma(pdev, 1);
	irq[dev] = pnp_irq(pdev, 0);
	snd_printdd("%sPnP OPL3-SA: sb port=0x%lx, wss port=0x%lx, fm port=0x%lx, midi port=0x%lx\n",
		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", sb_port[dev], wss_port[dev], fm_port[dev], midi_port[dev]);
	snd_printdd("%sPnP OPL3-SA: control port=0x%lx, dma1=%i, dma2=%i, irq=%i\n",
		pnp_device_is_pnpbios(pdev) ? "BIOS" : "ISA", port[dev], dma1[dev], dma2[dev], irq[dev]);
	return 0;
}
#endif /* CONFIG_PNP */

static void snd_opl3sa2_free(struct snd_card *card)
{
	struct snd_opl3sa2 *chip = card->private_data;
	if (chip->irq >= 0)
		free_irq(chip->irq, (void *)chip);
	release_and_free_resource(chip->res_port);
}

static struct snd_card *snd_opl3sa2_card_new(int dev)
{
	struct snd_card *card;
	struct snd_opl3sa2 *chip;

	card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_opl3sa2));
	if (card == NULL)
		return NULL;
	strcpy(card->driver, "OPL3SA2");
	strcpy(card->shortname, "Yamaha OPL3-SA2");
	chip = card->private_data;
	spin_lock_init(&chip->reg_lock);
	chip->irq = -1;
	chip->card = card;
	card->private_free = snd_opl3sa2_free;
	return card;
}

static int __devinit snd_opl3sa2_probe(struct snd_card *card, int dev)
{
	int xirq, xdma1, xdma2;
	struct snd_opl3sa2 *chip;
	struct snd_cs4231 *cs4231;
	struct snd_opl3 *opl3;
	int err;

	/* initialise this card from supplied (or default) parameter*/ 
	chip = card->private_data;
	chip->ymode = opl3sa3_ymode[dev] & 0x03 ;
	chip->port = port[dev];
	xirq = irq[dev];
	xdma1 = dma1[dev];
	xdma2 = dma2[dev];
	if (xdma2 < 0)
		chip->single_dma = 1;
	if ((err = snd_opl3sa2_detect(chip)) < 0)
		return err;
	if (request_irq(xirq, snd_opl3sa2_interrupt, IRQF_DISABLED, "OPL3-SA2", chip)) {
		snd_printk(KERN_ERR PFX "can't grab IRQ %d\n", xirq);
		return -ENODEV;
	}
	chip->irq = xirq;
	if ((err = snd_cs4231_create(card,
				     wss_port[dev] + 4, -1,
				     xirq, xdma1, xdma2,
				     CS4231_HW_OPL3SA2,
				     CS4231_HWSHARE_IRQ,
				     &cs4231)) < 0) {
		snd_printd("Oops, WSS not detected at 0x%lx\n", wss_port[dev] + 4);
		return err;
	}
	chip->cs4231 = cs4231;
	if ((err = snd_cs4231_pcm(cs4231, 0, NULL)) < 0)
		return err;
	if ((err = snd_cs4231_mixer(cs4231)) < 0)
		return err;
	if ((err = snd_opl3sa2_mixer(chip)) < 0)
		return err;
	if ((err = snd_cs4231_timer(cs4231, 0, NULL)) < 0)
		return err;
	if (fm_port[dev] >= 0x340 && fm_port[dev] < 0x400) {
		if ((err = snd_opl3_create(card, fm_port[dev],
					   fm_port[dev] + 2,
					   OPL3_HW_OPL3, 0, &opl3)) < 0)
			return err;
		if ((err = snd_opl3_timer_new(opl3, 1, 2)) < 0)
			return err;
		if ((err = snd_opl3_hwdep_new(opl3, 0, 1, &chip->synth)) < 0)
			return err;
	}
	if (midi_port[dev] >= 0x300 && midi_port[dev] < 0x340) {
		if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_OPL3SA2,
					       midi_port[dev], 0,
					       xirq, 0, &chip->rmidi)) < 0)
			return err;
	}
	sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
		card->shortname, chip->port, xirq, xdma1);
	if (xdma2 >= 0)
		sprintf(card->longname + strlen(card->longname), "&%d", xdma2);

	return snd_card_register(card);
}

#ifdef CONFIG_PNP
static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
					    const struct pnp_device_id *id)
{
	static int dev;
	int err;
	struct snd_card *card;

	if (pnp_device_is_isapnp(pdev))
		return -ENOENT;	/* we have another procedure - card */
	for (; dev < SNDRV_CARDS; dev++) {
		if (enable[dev] && isapnp[dev])
			break;
	}
	if (dev >= SNDRV_CARDS)
		return -ENODEV;

	card = snd_opl3sa2_card_new(dev);
	if (! card)
		return -ENOMEM;
	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
		snd_card_free(card);
		return err;
	}
	snd_card_set_dev(card, &pdev->dev);
	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
		snd_card_free(card);
		return err;
	}
	pnp_set_drvdata(pdev, card);
	dev++;
	return 0;
}

static void __devexit snd_opl3sa2_pnp_remove(struct pnp_dev * pdev)
{
	snd_card_free(pnp_get_drvdata(pdev));
	pnp_set_drvdata(pdev, NULL);
}

#ifdef CONFIG_PM
static int snd_opl3sa2_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
{
	return snd_opl3sa2_suspend(pnp_get_drvdata(pdev), state);
}
static int snd_opl3sa2_pnp_resume(struct pnp_dev *pdev)
{
	return snd_opl3sa2_resume(pnp_get_drvdata(pdev));
}
#endif

static struct pnp_driver opl3sa2_pnp_driver = {
	.name = "snd-opl3sa2-pnpbios",
	.id_table = snd_opl3sa2_pnpbiosids,
	.probe = snd_opl3sa2_pnp_detect,
	.remove = __devexit_p(snd_opl3sa2_pnp_remove),
#ifdef CONFIG_PM
	.suspend = snd_opl3sa2_pnp_suspend,
	.resume = snd_opl3sa2_pnp_resume,
#endif
};

static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
					     const struct pnp_card_device_id *id)
{
	static int dev;
	struct pnp_dev *pdev;
	int err;
	struct snd_card *card;

	pdev = pnp_request_card_device(pcard, id->devs[0].id, NULL);
	if (pdev == NULL) {
		snd_printk(KERN_ERR PFX "can't get pnp device from id '%s'\n",
			   id->devs[0].id);
		return -EBUSY;
	}
	for (; dev < SNDRV_CARDS; dev++) {
		if (enable[dev] && isapnp[dev])
			break;
	}
	if (dev >= SNDRV_CARDS)
		return -ENODEV;

	card = snd_opl3sa2_card_new(dev);
	if (! card)
		return -ENOMEM;
	if ((err = snd_opl3sa2_pnp(dev, card->private_data, pdev)) < 0) {
		snd_card_free(card);
		return err;
	}
	snd_card_set_dev(card, &pdev->dev);
	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
		snd_card_free(card);
		return err;
	}
	pnp_set_card_drvdata(pcard, card);
	dev++;
	return 0;
}

static void __devexit snd_opl3sa2_pnp_cremove(struct pnp_card_link * pcard)
{
	snd_card_free(pnp_get_card_drvdata(pcard));
	pnp_set_card_drvdata(pcard, NULL);
}

#ifdef CONFIG_PM
static int snd_opl3sa2_pnp_csuspend(struct pnp_card_link *pcard, pm_message_t state)
{
	return snd_opl3sa2_suspend(pnp_get_card_drvdata(pcard), state);
}
static int snd_opl3sa2_pnp_cresume(struct pnp_card_link *pcard)
{
	return snd_opl3sa2_resume(pnp_get_card_drvdata(pcard));
}
#endif

static struct pnp_card_driver opl3sa2_pnpc_driver = {
	.flags = PNP_DRIVER_RES_DISABLE,
	.name = "snd-opl3sa2-cpnp",
	.id_table = snd_opl3sa2_pnpids,
	.probe = snd_opl3sa2_pnp_cdetect,
	.remove = __devexit_p(snd_opl3sa2_pnp_cremove),
#ifdef CONFIG_PM
	.suspend = snd_opl3sa2_pnp_csuspend,
	.resume = snd_opl3sa2_pnp_cresume,
#endif
};
#endif /* CONFIG_PNP */

static int __devinit snd_opl3sa2_isa_match(struct device *pdev,
					   unsigned int dev)
{
	if (!enable[dev])
		return 0;
#ifdef CONFIG_PNP
	if (isapnp[dev])
		return 0;
#endif
	if (port[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify port\n");
		return 0;
	}
	if (wss_port[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify wss_port\n");
		return 0;
	}
	if (fm_port[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify fm_port\n");
		return 0;
	}
	if (midi_port[dev] == SNDRV_AUTO_PORT) {
		snd_printk(KERN_ERR PFX "specify midi_port\n");
		return 0;
	}
	return 1;
}

static int __devinit snd_opl3sa2_isa_probe(struct device *pdev,
					   unsigned int dev)
{
	struct snd_card *card;
	int err;

	card = snd_opl3sa2_card_new(dev);
	if (! card)
		return -ENOMEM;
	snd_card_set_dev(card, pdev);
	if ((err = snd_opl3sa2_probe(card, dev)) < 0) {
		snd_card_free(card);
		return err;
	}
	dev_set_drvdata(pdev, card);
	return 0;
}

static int __devexit snd_opl3sa2_isa_remove(struct device *devptr,
					    unsigned int dev)
{
	snd_card_free(dev_get_drvdata(devptr));
	dev_set_drvdata(devptr, NULL);
	return 0;
}

#ifdef CONFIG_PM
static int snd_opl3sa2_isa_suspend(struct device *dev, unsigned int n,
				   pm_message_t state)
{
	return snd_opl3sa2_suspend(dev_get_drvdata(dev), state);
}

static int snd_opl3sa2_isa_resume(struct device *dev, unsigned int n)
{
	return snd_opl3sa2_resume(dev_get_drvdata(dev));
}
#endif

#define DEV_NAME "opl3sa2"

static struct isa_driver snd_opl3sa2_isa_driver = {
	.match		= snd_opl3sa2_isa_match,
	.probe		= snd_opl3sa2_isa_probe,
	.remove		= __devexit_p(snd_opl3sa2_isa_remove),
#ifdef CONFIG_PM
	.suspend	= snd_opl3sa2_isa_suspend,
	.resume		= snd_opl3sa2_isa_resume,
#endif
	.driver		= {
		.name	= DEV_NAME
	},
};

static int __init alsa_card_opl3sa2_init(void)
{
	int err;

	err = isa_register_driver(&snd_opl3sa2_isa_driver, SNDRV_CARDS);
#ifdef CONFIG_PNP
	if (!err)
		isa_registered = 1;

	err = pnp_register_driver(&opl3sa2_pnp_driver);
	if (!err)
		pnp_registered = 1;

	err = pnp_register_card_driver(&opl3sa2_pnpc_driver);
	if (!err)
		pnpc_registered = 1;

	if (isa_registered || pnp_registered)
		err = 0;
#endif
	return err;
}

static void __exit alsa_card_opl3sa2_exit(void)
{
#ifdef CONFIG_PNP
	if (pnpc_registered)
		pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
	if (pnp_registered)
		pnp_unregister_driver(&opl3sa2_pnp_driver);
	if (isa_registered)
#endif
		isa_unregister_driver(&snd_opl3sa2_isa_driver);
}

module_init(alsa_card_opl3sa2_init)
module_exit(alsa_card_opl3sa2_exit)