aboutsummaryrefslogtreecommitdiffstats
path: root/sound/pci/emu10k1/emu10k1_main.c
blob: 746b51ef39663e263d290e66805ca69dcfebb653 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
/*
 *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
 *                   Creative Labs, Inc.
 *  Routines for control of EMU10K1 chips
 *
 *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
 *      Added support for Audigy 2 Value.
 *
 *
 *  BUGS:
 *    --
 *
 *  TODO:
 *    --
 *
 *   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/delay.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>

#include <sound/core.h>
#include <sound/emu10k1.h>
#include "p16v.h"

#if 0
MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Creative Labs, Inc.");
MODULE_DESCRIPTION("Routines for control of EMU10K1 chips");
MODULE_LICENSE("GPL");
#endif

/*************************************************************************
 * EMU10K1 init / done
 *************************************************************************/

void snd_emu10k1_voice_init(emu10k1_t * emu, int ch)
{
	snd_emu10k1_ptr_write(emu, DCYSUSV, ch, 0);
	snd_emu10k1_ptr_write(emu, IP, ch, 0);
	snd_emu10k1_ptr_write(emu, VTFT, ch, 0xffff);
	snd_emu10k1_ptr_write(emu, CVCF, ch, 0xffff);
	snd_emu10k1_ptr_write(emu, PTRX, ch, 0);
	snd_emu10k1_ptr_write(emu, CPF, ch, 0);
	snd_emu10k1_ptr_write(emu, CCR, ch, 0);

	snd_emu10k1_ptr_write(emu, PSST, ch, 0);
	snd_emu10k1_ptr_write(emu, DSL, ch, 0x10);
	snd_emu10k1_ptr_write(emu, CCCA, ch, 0);
	snd_emu10k1_ptr_write(emu, Z1, ch, 0);
	snd_emu10k1_ptr_write(emu, Z2, ch, 0);
	snd_emu10k1_ptr_write(emu, FXRT, ch, 0x32100000);

	snd_emu10k1_ptr_write(emu, ATKHLDM, ch, 0);
	snd_emu10k1_ptr_write(emu, DCYSUSM, ch, 0);
	snd_emu10k1_ptr_write(emu, IFATN, ch, 0xffff);
	snd_emu10k1_ptr_write(emu, PEFE, ch, 0);
	snd_emu10k1_ptr_write(emu, FMMOD, ch, 0);
	snd_emu10k1_ptr_write(emu, TREMFRQ, ch, 24);	/* 1 Hz */
	snd_emu10k1_ptr_write(emu, FM2FRQ2, ch, 24);	/* 1 Hz */
	snd_emu10k1_ptr_write(emu, TEMPENV, ch, 0);

	/*** these are last so OFF prevents writing ***/
	snd_emu10k1_ptr_write(emu, LFOVAL2, ch, 0);
	snd_emu10k1_ptr_write(emu, LFOVAL1, ch, 0);
	snd_emu10k1_ptr_write(emu, ATKHLDV, ch, 0);
	snd_emu10k1_ptr_write(emu, ENVVOL, ch, 0);
	snd_emu10k1_ptr_write(emu, ENVVAL, ch, 0);

	/* Audigy extra stuffs */
	if (emu->audigy) {
		snd_emu10k1_ptr_write(emu, 0x4c, ch, 0); /* ?? */
		snd_emu10k1_ptr_write(emu, 0x4d, ch, 0); /* ?? */
		snd_emu10k1_ptr_write(emu, 0x4e, ch, 0); /* ?? */
		snd_emu10k1_ptr_write(emu, 0x4f, ch, 0); /* ?? */
		snd_emu10k1_ptr_write(emu, A_FXRT1, ch, 0x03020100);
		snd_emu10k1_ptr_write(emu, A_FXRT2, ch, 0x3f3f3f3f);
		snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, ch, 0);
	}
}

static int __devinit snd_emu10k1_init(emu10k1_t * emu, int enable_ir)
{
	int ch, idx, err;
	unsigned int silent_page;

	emu->fx8010.itram_size = (16 * 1024)/2;
	emu->fx8010.etram_pages.area = NULL;
	emu->fx8010.etram_pages.bytes = 0;

	/* disable audio and lock cache */
	outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG);

	/* reset recording buffers */
	snd_emu10k1_ptr_write(emu, MICBS, 0, ADCBS_BUFSIZE_NONE);
	snd_emu10k1_ptr_write(emu, MICBA, 0, 0);
	snd_emu10k1_ptr_write(emu, FXBS, 0, ADCBS_BUFSIZE_NONE);
	snd_emu10k1_ptr_write(emu, FXBA, 0, 0);
	snd_emu10k1_ptr_write(emu, ADCBS, 0, ADCBS_BUFSIZE_NONE);
	snd_emu10k1_ptr_write(emu, ADCBA, 0, 0);

	/* disable channel interrupt */
	outl(0, emu->port + INTE);
	snd_emu10k1_ptr_write(emu, CLIEL, 0, 0);
	snd_emu10k1_ptr_write(emu, CLIEH, 0, 0);
	snd_emu10k1_ptr_write(emu, SOLEL, 0, 0);
	snd_emu10k1_ptr_write(emu, SOLEH, 0, 0);

	if (emu->audigy){
		/* set SPDIF bypass mode */
		snd_emu10k1_ptr_write(emu, SPBYPASS, 0, SPBYPASS_FORMAT);
		/* enable rear left + rear right AC97 slots */
		snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_REAR_RIGHT | AC97SLOT_REAR_LEFT);
	}

	/* init envelope engine */
	for (ch = 0; ch < NUM_G; ch++) {
		emu->voices[ch].emu = emu;
		emu->voices[ch].number = ch;
		snd_emu10k1_voice_init(emu, ch);
	}

	/*
	 *  Init to 0x02109204 :
	 *  Clock accuracy    = 0     (1000ppm)
	 *  Sample Rate       = 2     (48kHz)
	 *  Audio Channel     = 1     (Left of 2)
	 *  Source Number     = 0     (Unspecified)
	 *  Generation Status = 1     (Original for Cat Code 12)
	 *  Cat Code          = 12    (Digital Signal Mixer)
	 *  Mode              = 0     (Mode 0)
	 *  Emphasis          = 0     (None)
	 *  CP                = 1     (Copyright unasserted)
	 *  AN                = 0     (Audio data)
	 *  P                 = 0     (Consumer)
	 */
	snd_emu10k1_ptr_write(emu, SPCS0, 0,
			emu->spdif_bits[0] =
			SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
			SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
			SPCS_GENERATIONSTATUS | 0x00001200 |
			0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);
	snd_emu10k1_ptr_write(emu, SPCS1, 0,
			emu->spdif_bits[1] =
			SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
			SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
			SPCS_GENERATIONSTATUS | 0x00001200 |
			0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);
	snd_emu10k1_ptr_write(emu, SPCS2, 0,
			emu->spdif_bits[2] =
			SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
			SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
			SPCS_GENERATIONSTATUS | 0x00001200 |
			0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);

	if (emu->card_capabilities->ca0151_chip) { /* audigy2 */
		/* Hacks for Alice3 to work independent of haP16V driver */
		u32 tmp;

		//Setup SRCMulti_I2S SamplingRate
		tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
		tmp &= 0xfffff1ff;
		tmp |= (0x2<<9);
		snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, 0, tmp);
		
		/* Setup SRCSel (Enable Spdif,I2S SRCMulti) */
		snd_emu10k1_ptr20_write(emu, SRCSel, 0, 0x14);
		/* Setup SRCMulti Input Audio Enable */
		/* Use 0xFFFFFFFF to enable P16V sounds. */
		snd_emu10k1_ptr20_write(emu, SRCMULTI_ENABLE, 0, 0xFFFFFFFF);

		/* Enabled Phased (8-channel) P16V playback */
		outl(0x0201, emu->port + HCFG2);
		/* Set playback routing. */
		snd_emu10k1_ptr20_write(emu, CAPTURE_P16V_SOURCE, 0, 0x78e4);
	}
	if (emu->card_capabilities->ca0108_chip) { /* audigy2 Value */
		/* Hacks for Alice3 to work independent of haP16V driver */
		u32 tmp;

		snd_printk(KERN_ERR "Audigy2 value:Special config.\n");
		//Setup SRCMulti_I2S SamplingRate
		tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
		tmp &= 0xfffff1ff;
		tmp |= (0x2<<9);
		snd_emu10k1_ptr_write(emu, A_SPDIF_SAMPLERATE, 0, tmp);

		/* Setup SRCSel (Enable Spdif,I2S SRCMulti) */
		outl(0x600000, emu->port + 0x20);
		outl(0x14, emu->port + 0x24);

		/* Setup SRCMulti Input Audio Enable */
		outl(0x7b0000, emu->port + 0x20);
		outl(0xFF000000, emu->port + 0x24);

		/* Setup SPDIF Out Audio Enable */
		/* The Audigy 2 Value has a separate SPDIF out,
		 * so no need for a mixer switch
		 */
		outl(0x7a0000, emu->port + 0x20);
		outl(0xFF000000, emu->port + 0x24);
		tmp = inl(emu->port + A_IOCFG) & ~0x8; /* Clear bit 3 */
		outl(tmp, emu->port + A_IOCFG);
	}


	/*
	 *  Clear page with silence & setup all pointers to this page
	 */
	memset(emu->silent_page.area, 0, PAGE_SIZE);
	silent_page = emu->silent_page.addr << 1;
	for (idx = 0; idx < MAXPAGES; idx++)
		((u32 *)emu->ptb_pages.area)[idx] = cpu_to_le32(silent_page | idx);
	snd_emu10k1_ptr_write(emu, PTB, 0, emu->ptb_pages.addr);
	snd_emu10k1_ptr_write(emu, TCB, 0, 0);	/* taken from original driver */
	snd_emu10k1_ptr_write(emu, TCBS, 0, 4);	/* taken from original driver */

	silent_page = (emu->silent_page.addr << 1) | MAP_PTI_MASK;
	for (ch = 0; ch < NUM_G; ch++) {
		snd_emu10k1_ptr_write(emu, MAPA, ch, silent_page);
		snd_emu10k1_ptr_write(emu, MAPB, ch, silent_page);
	}

	/*
	 *  Hokay, setup HCFG
	 *   Mute Disable Audio = 0
	 *   Lock Tank Memory = 1
	 *   Lock Sound Memory = 0
	 *   Auto Mute = 1
	 */
	if (emu->audigy) {
		if (emu->revision == 4) /* audigy2 */
			outl(HCFG_AUDIOENABLE |
			     HCFG_AC3ENABLE_CDSPDIF |
			     HCFG_AC3ENABLE_GPSPDIF |
			     HCFG_AUTOMUTE | HCFG_JOYENABLE, emu->port + HCFG);
		else
			outl(HCFG_AUTOMUTE | HCFG_JOYENABLE, emu->port + HCFG);
	/* FIXME: Remove all these emu->model and replace it with a card recognition parameter,
	 * e.g. card_capabilities->joystick */
	} else if (emu->model == 0x20 ||
	    emu->model == 0xc400 ||
	    (emu->model == 0x21 && emu->revision < 6))
		outl(HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE, emu->port + HCFG);
	else
		// With on-chip joystick
		outl(HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE | HCFG_JOYENABLE, emu->port + HCFG);

	if (enable_ir) {	/* enable IR for SB Live */
		if (emu->audigy) {
			unsigned int reg = inl(emu->port + A_IOCFG);
			outl(reg | A_IOCFG_GPOUT2, emu->port + A_IOCFG);
			udelay(500);
			outl(reg | A_IOCFG_GPOUT1 | A_IOCFG_GPOUT2, emu->port + A_IOCFG);
			udelay(100);
			outl(reg, emu->port + A_IOCFG);
		} else {
			unsigned int reg = inl(emu->port + HCFG);
			outl(reg | HCFG_GPOUT2, emu->port + HCFG);
			udelay(500);
			outl(reg | HCFG_GPOUT1 | HCFG_GPOUT2, emu->port + HCFG);
			udelay(100);
			outl(reg, emu->port + HCFG);
 		}
	}
	
	if (emu->audigy) {	/* enable analog output */
		unsigned int reg = inl(emu->port + A_IOCFG);
		outl(reg | A_IOCFG_GPOUT0, emu->port + A_IOCFG);
	}

	/*
	 *  Initialize the effect engine
	 */
	if ((err = snd_emu10k1_init_efx(emu)) < 0)
		return err;

	/*
	 *  Enable the audio bit
	 */
	outl(inl(emu->port + HCFG) | HCFG_AUDIOENABLE, emu->port + HCFG);

	/* Enable analog/digital outs on audigy */
	if (emu->audigy) {
		outl(inl(emu->port + A_IOCFG) & ~0x44, emu->port + A_IOCFG);
 
		if (emu->card_capabilities->ca0151_chip) { /* audigy2 */
			/* Unmute Analog now.  Set GPO6 to 1 for Apollo.
			 * This has to be done after init ALice3 I2SOut beyond 48KHz.
			 * So, sequence is important. */
			outl(inl(emu->port + A_IOCFG) | 0x0040, emu->port + A_IOCFG);
		} else if (emu->card_capabilities->ca0108_chip) { /* audigy2 value */
			/* Unmute Analog now. */
			outl(inl(emu->port + A_IOCFG) | 0x0060, emu->port + A_IOCFG);
		} else {
			/* Disable routing from AC97 line out to Front speakers */
			outl(inl(emu->port + A_IOCFG) | 0x0080, emu->port + A_IOCFG);
		}
	}
	
#if 0
	{
	unsigned int tmp;
	/* FIXME: the following routine disables LiveDrive-II !! */
	// TOSLink detection
	emu->tos_link = 0;
	tmp = inl(emu->port + HCFG);
	if (tmp & (HCFG_GPINPUT0 | HCFG_GPINPUT1)) {
		outl(tmp|0x800, emu->port + HCFG);
		udelay(50);
		if (tmp != (inl(emu->port + HCFG) & ~0x800)) {
			emu->tos_link = 1;
			outl(tmp, emu->port + HCFG);
		}
	}
	}
#endif

	snd_emu10k1_intr_enable(emu, INTE_PCIERRORENABLE);

	emu->reserved_page = (emu10k1_memblk_t *)snd_emu10k1_synth_alloc(emu, 4096);
	if (emu->reserved_page)
		emu->reserved_page->map_locked = 1;
	
	return 0;
}

static int snd_emu10k1_done(emu10k1_t * emu)
{
	int ch;

	outl(0, emu->port + INTE);

	/*
	 *  Shutdown the chip
	 */
	for (ch = 0; ch < NUM_G; ch++)
		snd_emu10k1_ptr_write(emu, DCYSUSV, ch, 0);
	for (ch = 0; ch < NUM_G; ch++) {
		snd_emu10k1_ptr_write(emu, VTFT, ch, 0);
		snd_emu10k1_ptr_write(emu, CVCF, ch, 0);
		snd_emu10k1_ptr_write(emu, PTRX, ch, 0);
		snd_emu10k1_ptr_write(emu, CPF, ch, 0);
	}

	/* reset recording buffers */
	snd_emu10k1_ptr_write(emu, MICBS, 0, 0);
	snd_emu10k1_ptr_write(emu, MICBA, 0, 0);
	snd_emu10k1_ptr_write(emu, FXBS, 0, 0);
	snd_emu10k1_ptr_write(emu, FXBA, 0, 0);
	snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
	snd_emu10k1_ptr_write(emu, ADCBS, 0, ADCBS_BUFSIZE_NONE);
	snd_emu10k1_ptr_write(emu, ADCBA, 0, 0);
	snd_emu10k1_ptr_write(emu, TCBS, 0, TCBS_BUFFSIZE_16K);
	snd_emu10k1_ptr_write(emu, TCB, 0, 0);
	if (emu->audigy)
		snd_emu10k1_ptr_write(emu, A_DBG, 0, A_DBG_SINGLE_STEP);
	else
		snd_emu10k1_ptr_write(emu, DBG, 0, EMU10K1_DBG_SINGLE_STEP);

	/* disable channel interrupt */
	snd_emu10k1_ptr_write(emu, CLIEL, 0, 0);
	snd_emu10k1_ptr_write(emu, CLIEH, 0, 0);
	snd_emu10k1_ptr_write(emu, SOLEL, 0, 0);
	snd_emu10k1_ptr_write(emu, SOLEH, 0, 0);

	/* remove reserved page */
	if (emu->reserved_page != NULL) {
		snd_emu10k1_synth_free(emu, (snd_util_memblk_t *)emu->reserved_page);
		emu->reserved_page = NULL;
	}

	/* disable audio and lock cache */
	outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG);
	snd_emu10k1_ptr_write(emu, PTB, 0, 0);

	snd_emu10k1_free_efx(emu);

	return 0;
}

/*************************************************************************
 * ECARD functional implementation
 *************************************************************************/

/* In A1 Silicon, these bits are in the HC register */
#define HOOKN_BIT		(1L << 12)
#define HANDN_BIT		(1L << 11)
#define PULSEN_BIT		(1L << 10)

#define EC_GDI1			(1 << 13)
#define EC_GDI0			(1 << 14)

#define EC_NUM_CONTROL_BITS	20

#define EC_AC3_DATA_SELN	0x0001L
#define EC_EE_DATA_SEL		0x0002L
#define EC_EE_CNTRL_SELN	0x0004L
#define EC_EECLK		0x0008L
#define EC_EECS			0x0010L
#define EC_EESDO		0x0020L
#define EC_TRIM_CSN		0x0040L
#define EC_TRIM_SCLK		0x0080L
#define EC_TRIM_SDATA		0x0100L
#define EC_TRIM_MUTEN		0x0200L
#define EC_ADCCAL		0x0400L
#define EC_ADCRSTN		0x0800L
#define EC_DACCAL		0x1000L
#define EC_DACMUTEN		0x2000L
#define EC_LEDN			0x4000L

#define EC_SPDIF0_SEL_SHIFT	15
#define EC_SPDIF1_SEL_SHIFT	17
#define EC_SPDIF0_SEL_MASK	(0x3L << EC_SPDIF0_SEL_SHIFT)
#define EC_SPDIF1_SEL_MASK	(0x7L << EC_SPDIF1_SEL_SHIFT)
#define EC_SPDIF0_SELECT(_x)	(((_x) << EC_SPDIF0_SEL_SHIFT) & EC_SPDIF0_SEL_MASK)
#define EC_SPDIF1_SELECT(_x)	(((_x) << EC_SPDIF1_SEL_SHIFT) & EC_SPDIF1_SEL_MASK)
#define EC_CURRENT_PROM_VERSION 0x01	/* Self-explanatory.  This should
					 * be incremented any time the EEPROM's
					 * format is changed.  */

#define EC_EEPROM_SIZE		0x40	/* ECARD EEPROM has 64 16-bit words */

/* Addresses for special values stored in to EEPROM */
#define EC_PROM_VERSION_ADDR	0x20	/* Address of the current prom version */
#define EC_BOARDREV0_ADDR	0x21	/* LSW of board rev */
#define EC_BOARDREV1_ADDR	0x22	/* MSW of board rev */

#define EC_LAST_PROMFILE_ADDR	0x2f

#define EC_SERIALNUM_ADDR	0x30	/* First word of serial number.  The 
					 * can be up to 30 characters in length
					 * and is stored as a NULL-terminated
					 * ASCII string.  Any unused bytes must be
					 * filled with zeros */
#define EC_CHECKSUM_ADDR	0x3f	/* Location at which checksum is stored */


/* Most of this stuff is pretty self-evident.  According to the hardware 
 * dudes, we need to leave the ADCCAL bit low in order to avoid a DC 
 * offset problem.  Weird.
 */
#define EC_RAW_RUN_MODE		(EC_DACMUTEN | EC_ADCRSTN | EC_TRIM_MUTEN | \
				 EC_TRIM_CSN)


#define EC_DEFAULT_ADC_GAIN	0xC4C4
#define EC_DEFAULT_SPDIF0_SEL	0x0
#define EC_DEFAULT_SPDIF1_SEL	0x4

/**************************************************************************
 * @func Clock bits into the Ecard's control latch.  The Ecard uses a
 *  control latch will is loaded bit-serially by toggling the Modem control
 *  lines from function 2 on the E8010.  This function hides these details
 *  and presents the illusion that we are actually writing to a distinct
 *  register.
 */

static void snd_emu10k1_ecard_write(emu10k1_t * emu, unsigned int value)
{
	unsigned short count;
	unsigned int data;
	unsigned long hc_port;
	unsigned int hc_value;

	hc_port = emu->port + HCFG;
	hc_value = inl(hc_port) & ~(HOOKN_BIT | HANDN_BIT | PULSEN_BIT);
	outl(hc_value, hc_port);

	for (count = 0; count < EC_NUM_CONTROL_BITS; count++) {

		/* Set up the value */
		data = ((value & 0x1) ? PULSEN_BIT : 0);
		value >>= 1;

		outl(hc_value | data, hc_port);

		/* Clock the shift register */
		outl(hc_value | data | HANDN_BIT, hc_port);
		outl(hc_value | data, hc_port);
	}

	/* Latch the bits */
	outl(hc_value | HOOKN_BIT, hc_port);
	outl(hc_value, hc_port);
}

/**************************************************************************
 * @func Set the gain of the ECARD's CS3310 Trim/gain controller.  The
 * trim value consists of a 16bit value which is composed of two
 * 8 bit gain/trim values, one for the left channel and one for the
 * right channel.  The following table maps from the Gain/Attenuation
 * value in decibels into the corresponding bit pattern for a single
 * channel.
 */

static void snd_emu10k1_ecard_setadcgain(emu10k1_t * emu,
					 unsigned short gain)
{
	unsigned int bit;

	/* Enable writing to the TRIM registers */
	snd_emu10k1_ecard_write(emu, emu->ecard_ctrl & ~EC_TRIM_CSN);

	/* Do it again to insure that we meet hold time requirements */
	snd_emu10k1_ecard_write(emu, emu->ecard_ctrl & ~EC_TRIM_CSN);

	for (bit = (1 << 15); bit; bit >>= 1) {
		unsigned int value;
		
		value = emu->ecard_ctrl & ~(EC_TRIM_CSN | EC_TRIM_SDATA);

		if (gain & bit)
			value |= EC_TRIM_SDATA;

		/* Clock the bit */
		snd_emu10k1_ecard_write(emu, value);
		snd_emu10k1_ecard_write(emu, value | EC_TRIM_SCLK);
		snd_emu10k1_ecard_write(emu, value);
	}

	snd_emu10k1_ecard_write(emu, emu->ecard_ctrl);
}

static int __devinit snd_emu10k1_ecard_init(emu10k1_t * emu)
{
	unsigned int hc_value;

	/* Set up the initial settings */
	emu->ecard_ctrl = EC_RAW_RUN_MODE |
			  EC_SPDIF0_SELECT(EC_DEFAULT_SPDIF0_SEL) |
			  EC_SPDIF1_SELECT(EC_DEFAULT_SPDIF1_SEL);

	/* Step 0: Set the codec type in the hardware control register 
	 * and enable audio output */
	hc_value = inl(emu->port + HCFG);
	outl(hc_value | HCFG_AUDIOENABLE | HCFG_CODECFORMAT_I2S, emu->port + HCFG);
	inl(emu->port + HCFG);

	/* Step 1: Turn off the led and deassert TRIM_CS */
	snd_emu10k1_ecard_write(emu, EC_ADCCAL | EC_LEDN | EC_TRIM_CSN);

	/* Step 2: Calibrate the ADC and DAC */
	snd_emu10k1_ecard_write(emu, EC_DACCAL | EC_LEDN | EC_TRIM_CSN);

	/* Step 3: Wait for awhile;   XXX We can't get away with this
	 * under a real operating system; we'll need to block and wait that
	 * way. */
	snd_emu10k1_wait(emu, 48000);

	/* Step 4: Switch off the DAC and ADC calibration.  Note
	 * That ADC_CAL is actually an inverted signal, so we assert
	 * it here to stop calibration.  */
	snd_emu10k1_ecard_write(emu, EC_ADCCAL | EC_LEDN | EC_TRIM_CSN);

	/* Step 4: Switch into run mode */
	snd_emu10k1_ecard_write(emu, emu->ecard_ctrl);

	/* Step 5: Set the analog input gain */
	snd_emu10k1_ecard_setadcgain(emu, EC_DEFAULT_ADC_GAIN);

	return 0;
}

/*
 *  Create the EMU10K1 instance
 */

static int snd_emu10k1_free(emu10k1_t *emu)
{
	if (emu->port) {	/* avoid access to already used hardware */
	       	snd_emu10k1_fx8010_tram_setup(emu, 0);
		snd_emu10k1_done(emu);
       	}
	if (emu->memhdr)
		snd_util_memhdr_free(emu->memhdr);
	if (emu->silent_page.area)
		snd_dma_free_pages(&emu->silent_page);
	if (emu->ptb_pages.area)
		snd_dma_free_pages(&emu->ptb_pages);
	vfree(emu->page_ptr_table);
	vfree(emu->page_addr_table);
	if (emu->irq >= 0)
		free_irq(emu->irq, (void *)emu);
	if (emu->port)
		pci_release_regions(emu->pci);
	pci_disable_device(emu->pci);
	if (emu->card_capabilities->ca0151_chip) /* P16V */	
		snd_p16v_free(emu);
	kfree(emu);
	return 0;
}

static int snd_emu10k1_dev_free(snd_device_t *device)
{
	emu10k1_t *emu = device->device_data;
	return snd_emu10k1_free(emu);
}

static emu_chip_details_t emu_chip_details[] = {
	/* Audigy 2 Value AC3 out does not work yet. Need to find out how to turn off interpolators.*/
	/* Tested by James@superbug.co.uk 3rd July 2005 */
	{.vendor = 0x1102, .device = 0x0008, .subsystem = 0x10011102,
	 .driver = "Audigy2", .name = "Audigy 2 Value [SB0400]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0108_chip = 1,
	 .spk71 = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0008, 
	 .driver = "Audigy2", .name = "Audigy 2 Value [Unknown]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0108_chip = 1,
	 .ac97_chip = 1} ,
	/* Tested by James@superbug.co.uk 8th July 2005. No sound available yet. */
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x40011102,
	 .driver = "Audigy2", .name = "E-mu 1212m [4001]", 
	 .id = "EMU1212m",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ecard = 1} ,
	/* Tested by James@superbug.co.uk 3rd July 2005 */
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20071102,
	 .driver = "Audigy2", .name = "Audigy 4 PRO [SB0380]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spk71 = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20021102,
	 .driver = "Audigy2", .name = "Audigy 2 ZS [SB0350]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spk71 = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x20011102,
	 .driver = "Audigy2", .name = "Audigy 2 ZS [2001]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spk71 = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10071102,
	 .driver = "Audigy2", .name = "Audigy 2 [SB0240]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spk71 = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10051102,
	 .driver = "Audigy2", .name = "Audigy 2 EX [1005]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spdif_bug = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x10021102,
	 .driver = "Audigy2", .name = "Audigy 2 Platinum [SB0240P]", 
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spk71 = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .revision = 0x04,
	 .driver = "Audigy2", .name = "Audigy 2 [Unknown]",
	 .id = "Audigy2",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ca0151_chip = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00531102,
	 .driver = "Audigy", .name = "Audigy 1 [SB0090]", 
	 .id = "Audigy",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00521102,
	 .driver = "Audigy", .name = "Audigy 1 ES [SB0160]", 
	 .id = "Audigy",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .spdif_bug = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004, .subsystem = 0x00511102,
	 .driver = "Audigy", .name = "Audigy 1 [SB0090]", 
	 .id = "Audigy",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0004,
	 .driver = "Audigy", .name = "Audigy 1 [Unknown]", 
	 .id = "Audigy",
	 .emu10k2_chip = 1,
	 .ca0102_chip = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806B1102,
	 .driver = "EMU10K1", .name = "SBLive! [SB0105]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x806A1102,
	 .driver = "EMU10K1", .name = "SBLive! Value [SB0103]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80691102,
	 .driver = "EMU10K1", .name = "SBLive! Value [SB0101]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80641102,
	 .driver = "EMU10K1", .name = "SB Live 5.1", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80611102,
	 .driver = "EMU10K1", .name = "SBLive! Player 5.1 [SB0060]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80511102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4850]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80401102,
	 .driver = "EMU10K1", .name = "SBLive! Platinum [CT4760P]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80321102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4871]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80311102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4831]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80281102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4870]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	/* Tested by James@superbug.co.uk 3rd July 2005 */
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80271102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4832]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80261102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4830]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80231102,
	 .driver = "EMU10K1", .name = "SB PCI512 [CT4790]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x80221102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4780]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x40011102,
	 .driver = "EMU10K1", .name = "E-mu APS [4001]", 
	 .id = "APS",
	 .emu10k1_chip = 1,
	 .ecard = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x00211102,
	 .driver = "EMU10K1", .name = "SBLive! [CT4620]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002, .subsystem = 0x00201102,
	 .driver = "EMU10K1", .name = "SBLive! Value [CT4670]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{.vendor = 0x1102, .device = 0x0002,
	 .driver = "EMU10K1", .name = "SB Live [Unknown]", 
	 .id = "Live",
	 .emu10k1_chip = 1,
	 .ac97_chip = 1,
	 .sblive51 = 1} ,
	{ } /* terminator */
};

int __devinit snd_emu10k1_create(snd_card_t * card,
		       struct pci_dev * pci,
		       unsigned short extin_mask,
		       unsigned short extout_mask,
		       long max_cache_bytes,
		       int enable_ir,
		       uint subsystem,
		       emu10k1_t ** remu)
{
	emu10k1_t *emu;
	int err;
	int is_audigy;
	unsigned char revision;
	const emu_chip_details_t *c;
	static snd_device_ops_t ops = {
		.dev_free =	snd_emu10k1_dev_free,
	};
	
	*remu = NULL;

	/* enable PCI device */
	if ((err = pci_enable_device(pci)) < 0)
		return err;

	emu = kcalloc(1, sizeof(*emu), GFP_KERNEL);
	if (emu == NULL) {
		pci_disable_device(pci);
		return -ENOMEM;
	}
	emu->card = card;
	spin_lock_init(&emu->reg_lock);
	spin_lock_init(&emu->emu_lock);
	spin_lock_init(&emu->voice_lock);
	spin_lock_init(&emu->synth_lock);
	spin_lock_init(&emu->memblk_lock);
	init_MUTEX(&emu->ptb_lock);
	init_MUTEX(&emu->fx8010.lock);
	INIT_LIST_HEAD(&emu->mapped_link_head);
	INIT_LIST_HEAD(&emu->mapped_order_link_head);
	emu->pci = pci;
	emu->irq = -1;
	emu->synth = NULL;
	emu->get_synth_voice = NULL;
	/* read revision & serial */
	pci_read_config_byte(pci, PCI_REVISION_ID, &revision);
	emu->revision = revision;
	pci_read_config_dword(pci, PCI_SUBSYSTEM_VENDOR_ID, &emu->serial);
	pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &emu->model);
	snd_printdd("vendor=0x%x, device=0x%x, subsystem_vendor_id=0x%x, subsystem_id=0x%x\n",pci->vendor, pci->device, emu->serial, emu->model);

	for (c = emu_chip_details; c->vendor; c++) {
		if (c->vendor == pci->vendor && c->device == pci->device) {
			if (subsystem) {
				if (c->subsystem && (c->subsystem == subsystem) ) {
					break;
				} else continue;
			} else {
				if (c->subsystem && (c->subsystem != emu->serial) )
					continue;
				if (c->revision && c->revision != emu->revision)
					continue;
			}
			break;
		}
	}
	if (c->vendor == 0) {
		snd_printk(KERN_ERR "emu10k1: Card not recognised\n");
		kfree(emu);
		pci_disable_device(pci);
		return -ENOENT;
	}
	emu->card_capabilities = c;
	if (c->subsystem && !subsystem)
		snd_printdd("Sound card name=%s\n", c->name);
	else if (subsystem) 
		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x. Forced to subsytem=0x%x\n",
		       	c->name, pci->vendor, pci->device, emu->serial, c->subsystem);
	else 
		snd_printdd("Sound card name=%s, vendor=0x%x, device=0x%x, subsystem=0x%x.\n",
		      	c->name, pci->vendor, pci->device, emu->serial);
	
	if (!*card->id && c->id) {
		int i, n = 0;
		strlcpy(card->id, c->id, sizeof(card->id));
		for (;;) {
			for (i = 0; i < snd_ecards_limit; i++) {
				if (snd_cards[i] && !strcmp(snd_cards[i]->id, card->id))
					break;
			}
			if (i >= snd_ecards_limit)
				break;
			n++;
			if (n >= SNDRV_CARDS)
				break;
			snprintf(card->id, sizeof(card->id), "%s_%d", c->id, n);
		}
	}

	is_audigy = emu->audigy = c->emu10k2_chip;

	/* set the DMA transfer mask */
	emu->dma_mask = is_audigy ? AUDIGY_DMA_MASK : EMU10K1_DMA_MASK;
	if (pci_set_dma_mask(pci, emu->dma_mask) < 0 ||
	    pci_set_consistent_dma_mask(pci, emu->dma_mask) < 0) {
		snd_printk(KERN_ERR "architecture does not support PCI busmaster DMA with mask 0x%lx\n", emu->dma_mask);
		kfree(emu);
		pci_disable_device(pci);
		return -ENXIO;
	}
	if (is_audigy)
		emu->gpr_base = A_FXGPREGBASE;
	else
		emu->gpr_base = FXGPREGBASE;

	if ((err = pci_request_regions(pci, "EMU10K1")) < 0) {
		kfree(emu);
		pci_disable_device(pci);
		return err;
	}
	emu->port = pci_resource_start(pci, 0);

	if (request_irq(pci->irq, snd_emu10k1_interrupt, SA_INTERRUPT|SA_SHIRQ, "EMU10K1", (void *)emu)) {
		snd_emu10k1_free(emu);
		return -EBUSY;
	}
	emu->irq = pci->irq;

	emu->max_cache_pages = max_cache_bytes >> PAGE_SHIFT;
	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
				32 * 1024, &emu->ptb_pages) < 0) {
		snd_emu10k1_free(emu);
		return -ENOMEM;
	}

	emu->page_ptr_table = (void **)vmalloc(emu->max_cache_pages * sizeof(void*));
	emu->page_addr_table = (unsigned long*)vmalloc(emu->max_cache_pages * sizeof(unsigned long));
	if (emu->page_ptr_table == NULL || emu->page_addr_table == NULL) {
		snd_emu10k1_free(emu);
		return -ENOMEM;
	}

	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
				EMUPAGESIZE, &emu->silent_page) < 0) {
		snd_emu10k1_free(emu);
		return -ENOMEM;
	}
	emu->memhdr = snd_util_memhdr_new(emu->max_cache_pages * PAGE_SIZE);
	if (emu->memhdr == NULL) {
		snd_emu10k1_free(emu);
		return -ENOMEM;
	}
	emu->memhdr->block_extra_size = sizeof(emu10k1_memblk_t) - sizeof(snd_util_memblk_t);

	pci_set_master(pci);

	emu->fx8010.fxbus_mask = 0x303f;
	if (extin_mask == 0)
		extin_mask = 0x3fcf;
	if (extout_mask == 0)
		extout_mask = 0x7fff;
	emu->fx8010.extin_mask = extin_mask;
	emu->fx8010.extout_mask = extout_mask;

	if (emu->card_capabilities->ecard) {
		if ((err = snd_emu10k1_ecard_init(emu)) < 0) {
			snd_emu10k1_free(emu);
			return err;
		}
	} else {
		/* 5.1: Enable the additional AC97 Slots. If the emu10k1 version
			does not support this, it shouldn't do any harm */
		snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
	}

	if ((err = snd_emu10k1_init(emu, enable_ir)) < 0) {
		snd_emu10k1_free(emu);
		return err;
	}

	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, emu, &ops)) < 0) {
		snd_emu10k1_free(emu);
		return err;
	}

	snd_emu10k1_proc_init(emu);

	snd_card_set_dev(card, &pci->dev);
	*remu = emu;
	return 0;
}

/* memory.c */
EXPORT_SYMBOL(snd_emu10k1_synth_alloc);
EXPORT_SYMBOL(snd_emu10k1_synth_free);
EXPORT_SYMBOL(snd_emu10k1_synth_bzero);
EXPORT_SYMBOL(snd_emu10k1_synth_copy_from_user);
EXPORT_SYMBOL(snd_emu10k1_memblk_map);
/* voice.c */
EXPORT_SYMBOL(snd_emu10k1_voice_alloc);
EXPORT_SYMBOL(snd_emu10k1_voice_free);
/* io.c */
EXPORT_SYMBOL(snd_emu10k1_ptr_read);
EXPORT_SYMBOL(snd_emu10k1_ptr_write);