summaryrefslogtreecommitdiffstats
path: root/sound/pci/hda/patch_sigmatel.c
blob: 9d503da7320db9d21706f7f6717a834af644853c (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
/*
 * Universal Interface for Intel High Definition Audio Codec
 *
 * HD audio interface patch for SigmaTel STAC92xx
 *
 * Copyright (c) 2005 Embedded Alley Solutions, Inc.
 * <matt@embeddedalley.com>
 *
 * Based on patch_cmedia.c and patch_realtek.c
 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
 *
 *  This driver 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 driver 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/delay.h>
#include <linux/slab.h>
#include <linux/pci.h>
#include <sound/core.h>
#include <sound/asoundef.h>
#include "hda_codec.h"
#include "hda_local.h"

#undef STAC_TEST

#define NUM_CONTROL_ALLOC	32
#define STAC_HP_EVENT		0x37
#define STAC_UNSOL_ENABLE 	(AC_USRSP_EN | STAC_HP_EVENT)

struct sigmatel_spec {
	snd_kcontrol_new_t *mixers[4];
	unsigned int num_mixers;

	unsigned int surr_switch: 1;

	/* playback */
	struct hda_multi_out multiout;
	hda_nid_t dac_nids[4];

	/* capture */
	hda_nid_t *adc_nids;
	unsigned int num_adcs;
	hda_nid_t *mux_nids;
	unsigned int num_muxes;
	hda_nid_t dig_in_nid;

#ifdef STAC_TEST
	/* pin widgets */
	hda_nid_t *pin_nids;
	unsigned int num_pins;
	unsigned int *pin_configs;
#endif

	/* codec specific stuff */
	struct hda_verb *init;
	snd_kcontrol_new_t *mixer;

	/* capture source */
	struct hda_input_mux *input_mux;
	unsigned int cur_mux[2];

	/* channel mode */
	unsigned int num_ch_modes;
	unsigned int cur_ch_mode;

	struct hda_pcm pcm_rec[2];	/* PCM information */

	/* dynamic controls and input_mux */
	struct auto_pin_cfg autocfg;
	unsigned int num_kctl_alloc, num_kctl_used;
	snd_kcontrol_new_t *kctl_alloc;
	struct hda_input_mux private_imux;
};

static hda_nid_t stac9200_adc_nids[1] = {
        0x03,
};

static hda_nid_t stac9200_mux_nids[1] = {
        0x0c,
};

static hda_nid_t stac9200_dac_nids[1] = {
        0x02,
};

static hda_nid_t stac922x_adc_nids[2] = {
        0x06, 0x07,
};

static hda_nid_t stac922x_mux_nids[2] = {
        0x12, 0x13,
};

#ifdef STAC_TEST
static hda_nid_t stac9200_pin_nids[8] = {
	0x08, 0x09, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12,
};

static hda_nid_t stac922x_pin_nids[10] = {
	0x0a, 0x0b, 0x0c, 0x0d, 0x0e,
	0x0f, 0x10, 0x11, 0x15, 0x1b,
};
#endif

static int stac92xx_mux_enum_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;
	return snd_hda_input_mux_info(spec->input_mux, uinfo);
}

static int stac92xx_mux_enum_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

	ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
	return 0;
}

static int stac92xx_mux_enum_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

	return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
				     spec->mux_nids[adc_idx], &spec->cur_mux[adc_idx]);
}

static struct hda_verb stac9200_core_init[] = {
	/* set dac0mux for dac converter */
	{ 0x07, AC_VERB_SET_CONNECT_SEL, 0x00},
	{}
};

static struct hda_verb stac922x_core_init[] = {
	/* set master volume and direct control */	
	{ 0x16, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff},
	{}
};

static int stac922x_channel_modes[3] = {2, 6, 8};

static int stac922x_ch_mode_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;

	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = spec->num_ch_modes;
	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
	sprintf(uinfo->value.enumerated.name, "%dch",
		stac922x_channel_modes[uinfo->value.enumerated.item]);
	return 0;
}

static int stac922x_ch_mode_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;

	ucontrol->value.enumerated.item[0] = spec->cur_ch_mode;
	return 0;
}

static int stac922x_ch_mode_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct sigmatel_spec *spec = codec->spec;

	if (ucontrol->value.enumerated.item[0] >= spec->num_ch_modes)
		ucontrol->value.enumerated.item[0] = spec->num_ch_modes;
	if (ucontrol->value.enumerated.item[0] == spec->cur_ch_mode &&
	    ! codec->in_resume)
		return 0;

	spec->cur_ch_mode = ucontrol->value.enumerated.item[0];
	spec->multiout.max_channels = stac922x_channel_modes[spec->cur_ch_mode];

	return 1;
}

static snd_kcontrol_new_t stac9200_mixer[] = {
	HDA_CODEC_VOLUME("Master Playback Volume", 0xb, 0, HDA_OUTPUT),
	HDA_CODEC_MUTE("Master Playback Switch", 0xb, 0, HDA_OUTPUT),
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Input Source",
		.count = 1,
		.info = stac92xx_mux_enum_info,
		.get = stac92xx_mux_enum_get,
		.put = stac92xx_mux_enum_put,
	},
	HDA_CODEC_VOLUME("Capture Volume", 0x0a, 0, HDA_OUTPUT),
	HDA_CODEC_MUTE("Capture Switch", 0x0a, 0, HDA_OUTPUT),
	HDA_CODEC_VOLUME("Capture Mux Volume", 0x0c, 0, HDA_OUTPUT),
	{ } /* end */
};

/* This needs to be generated dynamically based on sequence */
static snd_kcontrol_new_t stac922x_mixer[] = {
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Input Source",
		.count = 1,
		.info = stac92xx_mux_enum_info,
		.get = stac92xx_mux_enum_get,
		.put = stac92xx_mux_enum_put,
	},
	HDA_CODEC_VOLUME("Capture Volume", 0x17, 0x0, HDA_INPUT),
	HDA_CODEC_MUTE("Capture Switch", 0x17, 0x0, HDA_INPUT),
	HDA_CODEC_VOLUME("Mux Capture Volume", 0x12, 0x0, HDA_OUTPUT),
	{ } /* end */
};

static snd_kcontrol_new_t stac922x_ch_mode_mixer[] = {
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Channel Mode",
		.info = stac922x_ch_mode_info,
		.get = stac922x_ch_mode_get,
		.put = stac922x_ch_mode_put,
	},
	{ } /* end */
};

static int stac92xx_build_controls(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int err;
	int i;

	err = snd_hda_add_new_ctls(codec, spec->mixer);
	if (err < 0)
		return err;

	for (i = 0; i < spec->num_mixers; i++) {
		err = snd_hda_add_new_ctls(codec, spec->mixers[i]);
		if (err < 0)
			return err;
	}

	if (spec->surr_switch) {
		err = snd_hda_add_new_ctls(codec, stac922x_ch_mode_mixer);
		if (err < 0)
			return err;
	}
	if (spec->multiout.dig_out_nid) {
		err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
		if (err < 0)
			return err;
	}
	if (spec->dig_in_nid) {
		err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
		if (err < 0)
			return err;
	}
	return 0;	
}

#ifdef STAC_TEST
static unsigned int stac9200_pin_configs[8] = {
	0x01c47010, 0x01447010, 0x0221401f, 0x01114010,
	0x02a19020, 0x01a19021, 0x90100140, 0x01813122,
};

static unsigned int stac922x_pin_configs[10] = {
	0x01014010, 0x01014011, 0x01014012, 0x0221401f,
	0x01813122, 0x01014014, 0x01441030, 0x01c41030,
	0x40000100, 0x40000100,
};

static void stac92xx_set_config_regs(struct hda_codec *codec)
{
	int i;
	struct sigmatel_spec *spec = codec->spec;
	unsigned int pin_cfg;

	for (i=0; i < spec->num_pins; i++) {
		snd_hda_codec_write(codec, spec->pin_nids[i], 0,
				    AC_VERB_SET_CONFIG_DEFAULT_BYTES_0,
				    spec->pin_configs[i] & 0x000000ff);
		snd_hda_codec_write(codec, spec->pin_nids[i], 0,
				    AC_VERB_SET_CONFIG_DEFAULT_BYTES_1,
				    (spec->pin_configs[i] & 0x0000ff00) >> 8);
		snd_hda_codec_write(codec, spec->pin_nids[i], 0,
				    AC_VERB_SET_CONFIG_DEFAULT_BYTES_2,
				    (spec->pin_configs[i] & 0x00ff0000) >> 16);
		snd_hda_codec_write(codec, spec->pin_nids[i], 0,
				    AC_VERB_SET_CONFIG_DEFAULT_BYTES_3,
				    spec->pin_configs[i] >> 24);
		pin_cfg = snd_hda_codec_read(codec, spec->pin_nids[i], 0,
					     AC_VERB_GET_CONFIG_DEFAULT,
					     0x00);	
		printk("pin nid %2.2x pin config %8.8x\n", spec->pin_nids[i], pin_cfg);
	}
}
#endif

/*
 * Analog playback callbacks
 */
static int stac92xx_playback_pcm_open(struct hda_pcm_stream *hinfo,
				      struct hda_codec *codec,
				      snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream);
}

/*
 * set up the i/o for analog out
 * when the digital out is available, copy the front out to digital out, too.
 */
static int stac92xx_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout,
				     unsigned int stream_tag,
				     unsigned int format,
				     snd_pcm_substream_t *substream)
{
	hda_nid_t *nids = mout->dac_nids;
	int chs = substream->runtime->channels;
	int i;

	down(&codec->spdif_mutex);
	if (mout->dig_out_nid && mout->dig_out_used != HDA_DIG_EXCLUSIVE) {
		if (chs == 2 &&
		    snd_hda_is_supported_format(codec, mout->dig_out_nid, format) &&
		    ! (codec->spdif_status & IEC958_AES0_NONAUDIO)) {
			mout->dig_out_used = HDA_DIG_ANALOG_DUP;
			/* setup digital receiver */
			snd_hda_codec_setup_stream(codec, mout->dig_out_nid,
						   stream_tag, 0, format);
		} else {
			mout->dig_out_used = 0;
			snd_hda_codec_setup_stream(codec, mout->dig_out_nid, 0, 0, 0);
		}
	}
	up(&codec->spdif_mutex);

	/* front */
	snd_hda_codec_setup_stream(codec, nids[HDA_FRONT], stream_tag, 0, format);
	if (mout->hp_nid)
		/* headphone out will just decode front left/right (stereo) */
		snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, 0, format);
	/* surrounds */
	if (mout->max_channels > 2)
		for (i = 1; i < mout->num_dacs; i++) {
			if ((mout->max_channels == 6) && (i == 3))
				break;
			if (chs >= (i + 1) * 2) /* independent out */
				snd_hda_codec_setup_stream(codec, nids[i], stream_tag, i * 2,
						format);
			else /* copy front */
				snd_hda_codec_setup_stream(codec, nids[i], stream_tag, 0,
						format);
		}
	return 0;
}


static int stac92xx_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
					 struct hda_codec *codec,
					 unsigned int stream_tag,
					 unsigned int format,
					 snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;
	return stac92xx_multi_out_analog_prepare(codec, &spec->multiout, stream_tag,
						format, substream);
}

static int stac92xx_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
					struct hda_codec *codec,
					snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
}

/*
 * Digital playback callbacks
 */
static int stac92xx_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
					  struct hda_codec *codec,
					  snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}

static int stac92xx_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
					   struct hda_codec *codec,
					   snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
}


/*
 * Analog capture callbacks
 */
static int stac92xx_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
					struct hda_codec *codec,
					unsigned int stream_tag,
					unsigned int format,
					snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
                                   stream_tag, 0, format);
	return 0;
}

static int stac92xx_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
					struct hda_codec *codec,
					snd_pcm_substream_t *substream)
{
	struct sigmatel_spec *spec = codec->spec;

	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number], 0, 0, 0);
	return 0;
}

static struct hda_pcm_stream stac92xx_pcm_digital_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in stac92xx_build_pcms */
	.ops = {
		.open = stac92xx_dig_playback_pcm_open,
		.close = stac92xx_dig_playback_pcm_close
	},
};

static struct hda_pcm_stream stac92xx_pcm_digital_capture = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in stac92xx_build_pcms */
};

static struct hda_pcm_stream stac92xx_pcm_analog_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 8,
	.nid = 0x02, /* NID to query formats and rates */
	.ops = {
		.open = stac92xx_playback_pcm_open,
		.prepare = stac92xx_playback_pcm_prepare,
		.cleanup = stac92xx_playback_pcm_cleanup
	},
};

static struct hda_pcm_stream stac92xx_pcm_analog_capture = {
	.substreams = 2,
	.channels_min = 2,
	.channels_max = 2,
	.nid = 0x06, /* NID to query formats and rates */
	.ops = {
		.prepare = stac92xx_capture_pcm_prepare,
		.cleanup = stac92xx_capture_pcm_cleanup
	},
};

static int stac92xx_build_pcms(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	struct hda_pcm *info = spec->pcm_rec;

	codec->num_pcms = 1;
	codec->pcm_info = info;

	info->name = "STAC92xx Analog";
	info->stream[SNDRV_PCM_STREAM_PLAYBACK] = stac92xx_pcm_analog_playback;
	info->stream[SNDRV_PCM_STREAM_CAPTURE] = stac92xx_pcm_analog_capture;

	if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
		codec->num_pcms++;
		info++;
		info->name = "STAC92xx Digital";
		if (spec->multiout.dig_out_nid) {
			info->stream[SNDRV_PCM_STREAM_PLAYBACK] = stac92xx_pcm_digital_playback;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
		}
		if (spec->dig_in_nid) {
			info->stream[SNDRV_PCM_STREAM_CAPTURE] = stac92xx_pcm_digital_capture;
			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
		}
	}

	return 0;
}

enum {
	STAC_CTL_WIDGET_VOL,
	STAC_CTL_WIDGET_MUTE,
};

static snd_kcontrol_new_t stac92xx_control_templates[] = {
	HDA_CODEC_VOLUME(NULL, 0, 0, 0),
	HDA_CODEC_MUTE(NULL, 0, 0, 0),
};

/* add dynamic controls */
static int stac92xx_add_control(struct sigmatel_spec *spec, int type, const char *name, unsigned long val)
{
	snd_kcontrol_new_t *knew;

	if (spec->num_kctl_used >= spec->num_kctl_alloc) {
		int num = spec->num_kctl_alloc + NUM_CONTROL_ALLOC;

		knew = kcalloc(num + 1, sizeof(*knew), GFP_KERNEL); /* array + terminator */
		if (! knew)
			return -ENOMEM;
		if (spec->kctl_alloc) {
			memcpy(knew, spec->kctl_alloc, sizeof(*knew) * spec->num_kctl_alloc);
			kfree(spec->kctl_alloc);
		}
		spec->kctl_alloc = knew;
		spec->num_kctl_alloc = num;
	}

	knew = &spec->kctl_alloc[spec->num_kctl_used];
	*knew = stac92xx_control_templates[type];
	knew->name = kstrdup(name, GFP_KERNEL);
	if (! knew->name)
		return -ENOMEM;
	knew->private_value = val;
	spec->num_kctl_used++;
	return 0;
}

/* fill in the dac_nids table from the parsed pin configuration */
static int stac92xx_auto_fill_dac_nids(struct hda_codec *codec, const struct auto_pin_cfg *cfg)
{
	struct sigmatel_spec *spec = codec->spec;
	hda_nid_t nid;
	int i;

	/* check the pins hardwired to audio widget */
	for (i = 0; i < cfg->line_outs; i++) {
		nid = cfg->line_out_pins[i];
		spec->multiout.dac_nids[i] = snd_hda_codec_read(codec, nid, 0,
					AC_VERB_GET_CONNECT_LIST, 0) & 0xff;
	}

	spec->multiout.num_dacs = cfg->line_outs;

	return 0;
}

/* add playback controls from the parsed DAC table */
static int stac92xx_auto_create_multi_out_ctls(struct sigmatel_spec *spec, const struct auto_pin_cfg *cfg)
{
	char name[32];
	static const char *chname[4] = { "Front", "Surround", NULL /*CLFE*/, "Side" };
	hda_nid_t nid;
	int i, err;

	for (i = 0; i < cfg->line_outs; i++) {
		if (! spec->multiout.dac_nids[i])
			continue;

		nid = spec->multiout.dac_nids[i];

		if (i == 2) {
			/* Center/LFE */
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_VOL, "Center Playback Volume",
					       HDA_COMPOSE_AMP_VAL(nid, 1, 0, HDA_OUTPUT))) < 0)
				return err;
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_VOL, "LFE Playback Volume",
					       HDA_COMPOSE_AMP_VAL(nid, 2, 0, HDA_OUTPUT))) < 0)
				return err;
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_MUTE, "Center Playback Switch",
					       HDA_COMPOSE_AMP_VAL(nid, 1, 0, HDA_OUTPUT))) < 0)
				return err;
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_MUTE, "LFE Playback Switch",
					       HDA_COMPOSE_AMP_VAL(nid, 2, 0, HDA_OUTPUT))) < 0)
				return err;
		} else {
			sprintf(name, "%s Playback Volume", chname[i]);
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_VOL, name,
					       HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT))) < 0)
				return err;
			sprintf(name, "%s Playback Switch", chname[i]);
			if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_MUTE, name,
					       HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT))) < 0)
				return err;
		}
	}

	return 0;
}

/* add playback controls for HP output */
static int stac92xx_auto_create_hp_ctls(struct hda_codec *codec, struct auto_pin_cfg *cfg)
{
	struct sigmatel_spec *spec = codec->spec;
	hda_nid_t pin = cfg->hp_pin;
	hda_nid_t nid;
	int i, err;
	unsigned int wid_caps;

	if (! pin)
		return 0;

	wid_caps = snd_hda_param_read(codec, pin, AC_PAR_AUDIO_WIDGET_CAP);
	if (wid_caps & AC_WCAP_UNSOL_CAP)
		/* Enable unsolicited responses on the HP widget */
		snd_hda_codec_write(codec, pin, 0,
				AC_VERB_SET_UNSOLICITED_ENABLE,
				STAC_UNSOL_ENABLE);

	nid = snd_hda_codec_read(codec, pin, 0, AC_VERB_GET_CONNECT_LIST, 0) & 0xff;
	for (i = 0; i < cfg->line_outs; i++) {
		if (! spec->multiout.dac_nids[i])
			continue;
		if (spec->multiout.dac_nids[i] == nid)
			return 0;
	}

	spec->multiout.hp_nid = nid;

	/* control HP volume/switch on the output mixer amp */
	if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_VOL, "Headphone Playback Volume",
					HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT))) < 0)
		return err;
	if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_MUTE, "Headphone Playback Switch",
					HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT))) < 0)
		return err;

	return 0;
}

/* create playback/capture controls for input pins */
static int stac92xx_auto_create_analog_input_ctls(struct hda_codec *codec, const struct auto_pin_cfg *cfg)
{
	struct sigmatel_spec *spec = codec->spec;
	static char *labels[AUTO_PIN_LAST] = {
		"Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
	};
	struct hda_input_mux *imux = &spec->private_imux;
	hda_nid_t con_lst[HDA_MAX_NUM_INPUTS];
	int i, j, k;

	for (i = 0; i < AUTO_PIN_LAST; i++) {
		int index = -1;
		if (cfg->input_pins[i]) {
			imux->items[imux->num_items].label = labels[i];

			for (j=0; j<spec->num_muxes; j++) {
				int num_cons = snd_hda_get_connections(codec, spec->mux_nids[j], con_lst, HDA_MAX_NUM_INPUTS);
				for (k=0; k<num_cons; k++)
					if (con_lst[k] == cfg->input_pins[i]) {
						index = k;
					 	break;
					}
				if (index >= 0)
					break;
			}
			imux->items[imux->num_items].index = index;
			imux->num_items++;
		}
	}

	return 0;
}

static void stac92xx_auto_set_pinctl(struct hda_codec *codec, hda_nid_t nid, int pin_type)

{
	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pin_type);
}

static void stac92xx_auto_init_multi_out(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int i;

	for (i = 0; i < spec->autocfg.line_outs; i++) {
		hda_nid_t nid = spec->autocfg.line_out_pins[i];
		stac92xx_auto_set_pinctl(codec, nid, AC_PINCTL_OUT_EN);
	}
}

static void stac92xx_auto_init_hp_out(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	hda_nid_t pin;

	pin = spec->autocfg.hp_pin;
	if (pin) /* connect to front */
		stac92xx_auto_set_pinctl(codec, pin, AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN);
}

static int stac922x_parse_auto_config(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int err;

	if ((err = snd_hda_parse_pin_def_config(codec, &spec->autocfg)) < 0)
		return err;
	if ((err = stac92xx_auto_fill_dac_nids(codec, &spec->autocfg)) < 0)
		return err;
	if (! spec->autocfg.line_outs && ! spec->autocfg.hp_pin)
		return 0; /* can't find valid pin config */

	if ((err = stac92xx_auto_create_multi_out_ctls(spec, &spec->autocfg)) < 0 ||
	    (err = stac92xx_auto_create_hp_ctls(codec, &spec->autocfg)) < 0 ||
	    (err = stac92xx_auto_create_analog_input_ctls(codec, &spec->autocfg)) < 0)
		return err;

	spec->multiout.max_channels = spec->multiout.num_dacs * 2;
	if (spec->multiout.max_channels > 2) {
		spec->surr_switch = 1;
		spec->cur_ch_mode = 1;
		spec->num_ch_modes = 2;
		if (spec->multiout.max_channels == 8) {
			spec->cur_ch_mode++;
			spec->num_ch_modes++;
		}
	}

	if (spec->autocfg.dig_out_pin) {
		spec->multiout.dig_out_nid = 0x08;
		stac92xx_auto_set_pinctl(codec, spec->autocfg.dig_out_pin, AC_PINCTL_OUT_EN);
	}
	if (spec->autocfg.dig_in_pin) {
		spec->dig_in_nid = 0x09;
		stac92xx_auto_set_pinctl(codec, spec->autocfg.dig_in_pin, AC_PINCTL_IN_EN);
	}

	if (spec->kctl_alloc)
		spec->mixers[spec->num_mixers++] = spec->kctl_alloc;

	spec->input_mux = &spec->private_imux;

	return 1;
}

static int stac9200_parse_auto_config(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int err;

	if ((err = snd_hda_parse_pin_def_config(codec, &spec->autocfg)) < 0)
		return err;

	if ((err = stac92xx_auto_create_analog_input_ctls(codec, &spec->autocfg)) < 0)
		return err;

	if (spec->autocfg.dig_out_pin) {
		spec->multiout.dig_out_nid = 0x05;
		stac92xx_auto_set_pinctl(codec, spec->autocfg.dig_out_pin, AC_PINCTL_OUT_EN);
	}
	if (spec->autocfg.dig_in_pin) {
		spec->dig_in_nid = 0x04;
		stac92xx_auto_set_pinctl(codec, spec->autocfg.dig_in_pin, AC_PINCTL_IN_EN);
	}

	if (spec->kctl_alloc)
		spec->mixers[spec->num_mixers++] = spec->kctl_alloc;

	spec->input_mux = &spec->private_imux;

	return 1;
}

static int stac92xx_init_pstate(struct hda_codec *codec)
{
       hda_nid_t nid, nid_start;
       int nodes;

	snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_POWER_STATE, 0x00);

       nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
       for (nid = nid_start; nid < nodes + nid_start; nid++) {
               unsigned int wid_caps = snd_hda_param_read(codec, nid,
                                                  AC_PAR_AUDIO_WIDGET_CAP);
		if (wid_caps & AC_WCAP_POWER)
			snd_hda_codec_write(codec, nid, 0,
                                    AC_VERB_SET_POWER_STATE, 0x00);
	}

	mdelay(100);

	return 0;
}

static int stac92xx_init(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;

	stac92xx_init_pstate(codec);

	snd_hda_sequence_write(codec, spec->init);

	stac92xx_auto_init_multi_out(codec);
	stac92xx_auto_init_hp_out(codec);

	return 0;
}

static void stac92xx_free(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int i;

	if (! spec)
		return;

	if (spec->kctl_alloc) {
		for (i = 0; i < spec->num_kctl_used; i++)
			kfree(spec->kctl_alloc[i].name);
		kfree(spec->kctl_alloc);
	}

	kfree(spec);
}

static void stac92xx_set_pinctl(struct hda_codec *codec, hda_nid_t nid,
				unsigned int flag)
{
	unsigned int pin_ctl = snd_hda_codec_read(codec, nid,
			0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0x00);
	snd_hda_codec_write(codec, nid, 0,
			AC_VERB_SET_PIN_WIDGET_CONTROL,
			pin_ctl | flag);
}

static void stac92xx_reset_pinctl(struct hda_codec *codec, hda_nid_t nid,
				  unsigned int flag)
{
	unsigned int pin_ctl = snd_hda_codec_read(codec, nid,
			0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0x00);
	snd_hda_codec_write(codec, nid, 0,
			AC_VERB_SET_PIN_WIDGET_CONTROL,
			pin_ctl & ~flag);
}

static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res)
{
	struct sigmatel_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int i, presence;

	if ((res >> 26) != STAC_HP_EVENT)
		return;

	presence = snd_hda_codec_read(codec, cfg->hp_pin, 0,
			AC_VERB_GET_PIN_SENSE, 0x00) >> 31;

	if (presence) {
		/* disable lineouts, enable hp */
		for (i = 0; i < cfg->line_outs; i++)
			stac92xx_reset_pinctl(codec, cfg->line_out_pins[i],
						AC_PINCTL_OUT_EN);
		stac92xx_set_pinctl(codec, cfg->hp_pin, AC_PINCTL_OUT_EN);
	} else {
		/* enable lineouts, disable hp */
		for (i = 0; i < cfg->line_outs; i++)
			stac92xx_set_pinctl(codec, cfg->line_out_pins[i],
						AC_PINCTL_OUT_EN);
		stac92xx_reset_pinctl(codec, cfg->hp_pin, AC_PINCTL_OUT_EN);
	}
} 

#ifdef CONFIG_PM
static int stac92xx_resume(struct hda_codec *codec)
{
	struct sigmatel_spec *spec = codec->spec;
	int i;

	stac92xx_init(codec);
	for (i = 0; i < spec->num_mixers; i++)
		snd_hda_resume_ctls(codec, spec->mixers[i]);
	if (spec->multiout.dig_out_nid)
		snd_hda_resume_spdif_out(codec);
	if (spec->dig_in_nid)
		snd_hda_resume_spdif_in(codec);

	return 0;
}
#endif

static struct hda_codec_ops stac92xx_patch_ops = {
	.build_controls = stac92xx_build_controls,
	.build_pcms = stac92xx_build_pcms,
	.init = stac92xx_init,
	.free = stac92xx_free,
	.unsol_event = stac92xx_unsol_event,
#ifdef CONFIG_PM
	.resume = stac92xx_resume,
#endif
};

static int patch_stac9200(struct hda_codec *codec)
{
	struct sigmatel_spec *spec;
	int err;

	spec  = kcalloc(1, sizeof(*spec), GFP_KERNEL);
	if (spec == NULL)
		return -ENOMEM;

	codec->spec = spec;

#ifdef STAC_TEST
	spec->pin_nids = stac9200_pin_nids;
	spec->num_pins = 8;
	spec->pin_configs = stac9200_pin_configs;
	stac92xx_set_config_regs(codec);
#endif
	spec->multiout.max_channels = 2;
	spec->multiout.num_dacs = 1;
	spec->multiout.dac_nids = stac9200_dac_nids;
	spec->adc_nids = stac9200_adc_nids;
	spec->mux_nids = stac9200_mux_nids;
	spec->num_muxes = 1;

	spec->init = stac9200_core_init;
	spec->mixer = stac9200_mixer;

	err = stac9200_parse_auto_config(codec);
	if (err < 0) {
		stac92xx_free(codec);
		return err;
	}

	codec->patch_ops = stac92xx_patch_ops;

	return 0;
}

static int patch_stac922x(struct hda_codec *codec)
{
	struct sigmatel_spec *spec;
	int err;

	spec  = kcalloc(1, sizeof(*spec), GFP_KERNEL);
	if (spec == NULL)
		return -ENOMEM;

	codec->spec = spec;

#ifdef STAC_TEST
	spec->num_pins = 10;
	spec->pin_nids = stac922x_pin_nids;
	spec->pin_configs = stac922x_pin_configs;
	stac92xx_set_config_regs(codec);
#endif
	spec->adc_nids = stac922x_adc_nids;
	spec->mux_nids = stac922x_mux_nids;
	spec->num_muxes = 2;

	spec->init = stac922x_core_init;
	spec->mixer = stac922x_mixer;

	spec->multiout.dac_nids = spec->dac_nids;

	err = stac922x_parse_auto_config(codec);
	if (err < 0) {
		stac92xx_free(codec);
		return err;
	}

	codec->patch_ops = stac92xx_patch_ops;

	return 0;
}

/*
 * patch entries
 */
struct hda_codec_preset snd_hda_preset_sigmatel[] = {
 	{ .id = 0x83847690, .name = "STAC9200", .patch = patch_stac9200 },
 	{ .id = 0x83847882, .name = "STAC9220 A1", .patch = patch_stac922x },
 	{ .id = 0x83847680, .name = "STAC9221 A1", .patch = patch_stac922x },
 	{ .id = 0x83847880, .name = "STAC9220 A2", .patch = patch_stac922x },
 	{ .id = 0x83847681, .name = "STAC9220D/9223D A2", .patch = patch_stac922x },
 	{ .id = 0x83847682, .name = "STAC9221 A2", .patch = patch_stac922x },
 	{ .id = 0x83847683, .name = "STAC9221D A2", .patch = patch_stac922x },
	{} /* terminator */
};
OpenPOWER on IntegriCloud