summaryrefslogtreecommitdiff
path: root/sound/soc/intel/boards/sof_sdw.c
blob: 77219c3f8766cca350aa99ad2b7983e788fb3ee1 (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
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2020 Intel Corporation

/*
 *  sof_sdw - ASOC Machine driver for Intel SoundWire platforms
 */

#include <linux/device.h>
#include <linux/dmi.h>
#include <linux/module.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "sof_sdw_common.h"
#include "../../codecs/rt711.h"

unsigned long sof_sdw_quirk = RT711_JD1;
static int quirk_override = -1;
module_param_named(quirk, quirk_override, int, 0444);
MODULE_PARM_DESC(quirk, "Board-specific quirk override");

#define INC_ID(BE, CPU, LINK)	do { (BE)++; (CPU)++; (LINK)++; } while (0)

static void log_quirks(struct device *dev)
{
	if (SOF_RT711_JDSRC(sof_sdw_quirk))
		dev_dbg(dev, "quirk realtek,jack-detect-source %ld\n",
			SOF_RT711_JDSRC(sof_sdw_quirk));
	if (sof_sdw_quirk & SOF_SDW_FOUR_SPK)
		dev_dbg(dev, "quirk SOF_SDW_FOUR_SPK enabled\n");
	if (sof_sdw_quirk & SOF_SDW_TGL_HDMI)
		dev_dbg(dev, "quirk SOF_SDW_TGL_HDMI enabled\n");
	if (sof_sdw_quirk & SOF_SDW_PCH_DMIC)
		dev_dbg(dev, "quirk SOF_SDW_PCH_DMIC enabled\n");
	if (SOF_SSP_GET_PORT(sof_sdw_quirk))
		dev_dbg(dev, "SSP port %ld\n",
			SOF_SSP_GET_PORT(sof_sdw_quirk));
	if (sof_sdw_quirk & SOF_RT715_DAI_ID_FIX)
		dev_dbg(dev, "quirk SOF_RT715_DAI_ID_FIX enabled\n");
	if (sof_sdw_quirk & SOF_SDW_NO_AGGREGATION)
		dev_dbg(dev, "quirk SOF_SDW_NO_AGGREGATION enabled\n");
}

static int sof_sdw_quirk_cb(const struct dmi_system_id *id)
{
	sof_sdw_quirk = (unsigned long)id->driver_data;
	return 1;
}

static const struct dmi_system_id sof_sdw_quirk_table[] = {
	/* CometLake devices */
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME, "CometLake Client"),
		},
		.driver_data = (void *)SOF_SDW_PCH_DMIC,
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "09C6")
		},
		.driver_data = (void *)(RT711_JD2 |
					SOF_RT715_DAI_ID_FIX),
	},
	{
		/* early version of SKU 09C6 */
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0983")
		},
		.driver_data = (void *)(RT711_JD2 |
					SOF_RT715_DAI_ID_FIX),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "098F"),
		},
		.driver_data = (void *)(RT711_JD2 |
					SOF_RT715_DAI_ID_FIX |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0990"),
		},
		.driver_data = (void *)(RT711_JD2 |
					SOF_RT715_DAI_ID_FIX |
					SOF_SDW_FOUR_SPK),
	},
	/* IceLake devices */
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),
		},
		.driver_data = (void *)SOF_SDW_PCH_DMIC,
	},
	/* TigerLake devices */
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME,
				  "Tiger Lake Client Platform"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD1 |
					SOF_SDW_PCH_DMIC |
					SOF_SSP_PORT(SOF_I2S_SSP2)),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_RT715_DAI_ID_FIX),
	},
	{
		/* Dell XPS 9710 */
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5D")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_RT715_DAI_ID_FIX |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5E")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_RT715_DAI_ID_FIX |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Google"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Volteer"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_PCH_DMIC |
					SOF_SDW_FOUR_SPK |
					SOF_BT_OFFLOAD_SSP(2) |
					SOF_SSP_BT_OFFLOAD_PRESENT),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Google"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Ripto"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_PCH_DMIC |
					SOF_SDW_FOUR_SPK),
	},
	{
		/*
		 * this entry covers multiple HP SKUs. The family name
		 * does not seem robust enough, so we use a partial
		 * match that ignores the product name suffix
		 * (e.g. 15-eb1xxx, 14t-ea000 or 13-aw2xxx)
		 */
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "HP"),
			DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x360 Convertible"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_PCH_DMIC |
					RT711_JD2),
	},
	{
		/* NUC15 'Bishop County' LAPBC510 and LAPBC710 skews */
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LAPBC"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_PCH_DMIC |
					RT711_JD1),
	},
	/* TigerLake-SDCA devices */
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A32")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_RT715_DAI_ID_FIX |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A45")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_RT715_DAI_ID_FIX),
	},
	/* AlderLake devices */
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Alder Lake Client Platform"),
		},
		.driver_data = (void *)(RT711_JD2_100K |
					SOF_SDW_TGL_HDMI |
					SOF_RT715_DAI_ID_FIX |
					SOF_BT_OFFLOAD_SSP(2) |
					SOF_SSP_BT_OFFLOAD_PRESENT),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Google"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Brya"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_PCH_DMIC |
					SOF_SDW_FOUR_SPK |
					SOF_BT_OFFLOAD_SSP(2) |
					SOF_SSP_BT_OFFLOAD_PRESENT),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AF3"),
		},
		/* No Jack */
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B00")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B01")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B11")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B12")
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_SDW_FOUR_SPK),
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B13"),
		},
		/* No Jack */
		.driver_data = (void *)SOF_SDW_TGL_HDMI,
	},
	{
		.callback = sof_sdw_quirk_cb,
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B29"),
		},
		.driver_data = (void *)(SOF_SDW_TGL_HDMI |
					RT711_JD2 |
					SOF_SDW_FOUR_SPK),
	},
	{}
};

static struct snd_soc_dai_link_component dmic_component[] = {
	{
		.name = "dmic-codec",
		.dai_name = "dmic-hifi",
	}
};

static struct snd_soc_dai_link_component platform_component[] = {
	{
		/* name might be overridden during probe */
		.name = "0000:00:1f.3"
	}
};

/* these wrappers are only needed to avoid typecast compilation errors */
int sdw_startup(struct snd_pcm_substream *substream)
{
	return sdw_startup_stream(substream);
}

int sdw_prepare(struct snd_pcm_substream *substream)
{
	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
	struct sdw_stream_runtime *sdw_stream;
	struct snd_soc_dai *dai;

	/* Find stream from first CPU DAI */
	dai = asoc_rtd_to_cpu(rtd, 0);

	sdw_stream = snd_soc_dai_get_sdw_stream(dai, substream->stream);

	if (IS_ERR(sdw_stream)) {
		dev_err(rtd->dev, "no stream found for DAI %s", dai->name);
		return PTR_ERR(sdw_stream);
	}

	return sdw_prepare_stream(sdw_stream);
}

int sdw_trigger(struct snd_pcm_substream *substream, int cmd)
{
	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
	struct sdw_stream_runtime *sdw_stream;
	struct snd_soc_dai *dai;
	int ret;

	/* Find stream from first CPU DAI */
	dai = asoc_rtd_to_cpu(rtd, 0);

	sdw_stream = snd_soc_dai_get_sdw_stream(dai, substream->stream);

	if (IS_ERR(sdw_stream)) {
		dev_err(rtd->dev, "no stream found for DAI %s", dai->name);
		return PTR_ERR(sdw_stream);
	}

	switch (cmd) {
	case SNDRV_PCM_TRIGGER_START:
	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
	case SNDRV_PCM_TRIGGER_RESUME:
		ret = sdw_enable_stream(sdw_stream);
		break;

	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
	case SNDRV_PCM_TRIGGER_SUSPEND:
	case SNDRV_PCM_TRIGGER_STOP:
		ret = sdw_disable_stream(sdw_stream);
		break;
	default:
		ret = -EINVAL;
		break;
	}

	if (ret)
		dev_err(rtd->dev, "%s trigger %d failed: %d", __func__, cmd, ret);

	return ret;
}

int sdw_hw_free(struct snd_pcm_substream *substream)
{
	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
	struct sdw_stream_runtime *sdw_stream;
	struct snd_soc_dai *dai;

	/* Find stream from first CPU DAI */
	dai = asoc_rtd_to_cpu(rtd, 0);

	sdw_stream = snd_soc_dai_get_sdw_stream(dai, substream->stream);

	if (IS_ERR(sdw_stream)) {
		dev_err(rtd->dev, "no stream found for DAI %s", dai->name);
		return PTR_ERR(sdw_stream);
	}

	return sdw_deprepare_stream(sdw_stream);
}

void sdw_shutdown(struct snd_pcm_substream *substream)
{
	sdw_shutdown_stream(substream);
}

static const struct snd_soc_ops sdw_ops = {
	.startup = sdw_startup,
	.prepare = sdw_prepare,
	.trigger = sdw_trigger,
	.hw_free = sdw_hw_free,
	.shutdown = sdw_shutdown,
};

static int sof_sdw_mic_codec_mockup_init(struct snd_soc_card *card,
					 const struct snd_soc_acpi_link_adr *link,
					 struct snd_soc_dai_link *dai_links,
					 struct sof_sdw_codec_info *info,
					 bool playback)
{
	/*
	 * force DAI link to use same ID as RT715 and DMIC
	 * to reuse topologies
	 */
	dai_links->id = SDW_DMIC_DAI_ID;
	return 0;
}

static struct sof_sdw_codec_info codec_info_list[] = {
	{
		.part_id = 0x700,
		.direction = {true, true},
		.dai_name = "rt700-aif1",
		.init = sof_sdw_rt700_init,
	},
	{
		.part_id = 0x711,
		.version_id = 3,
		.direction = {true, true},
		.dai_name = "rt711-sdca-aif1",
		.init = sof_sdw_rt711_sdca_init,
		.exit = sof_sdw_rt711_sdca_exit,
	},
	{
		.part_id = 0x711,
		.version_id = 2,
		.direction = {true, true},
		.dai_name = "rt711-aif1",
		.init = sof_sdw_rt711_init,
		.exit = sof_sdw_rt711_exit,
	},
	{
		.part_id = 0x1308,
		.acpi_id = "10EC1308",
		.direction = {true, false},
		.dai_name = "rt1308-aif",
		.ops = &sof_sdw_rt1308_i2s_ops,
		.init = sof_sdw_rt1308_init,
	},
	{
		.part_id = 0x1316,
		.direction = {true, true},
		.dai_name = "rt1316-aif",
		.init = sof_sdw_rt1316_init,
	},
	{
		.part_id = 0x714,
		.version_id = 3,
		.direction = {false, true},
		.ignore_pch_dmic = true,
		.dai_name = "rt715-aif2",
		.init = sof_sdw_rt715_sdca_init,
	},
	{
		.part_id = 0x715,
		.version_id = 3,
		.direction = {false, true},
		.ignore_pch_dmic = true,
		.dai_name = "rt715-aif2",
		.init = sof_sdw_rt715_sdca_init,
	},
	{
		.part_id = 0x714,
		.version_id = 2,
		.direction = {false, true},
		.ignore_pch_dmic = true,
		.dai_name = "rt715-aif2",
		.init = sof_sdw_rt715_init,
	},
	{
		.part_id = 0x715,
		.version_id = 2,
		.direction = {false, true},
		.ignore_pch_dmic = true,
		.dai_name = "rt715-aif2",
		.init = sof_sdw_rt715_init,
	},
	{
		.part_id = 0x8373,
		.direction = {true, true},
		.dai_name = "max98373-aif1",
		.init = sof_sdw_mx8373_init,
		.codec_card_late_probe = sof_sdw_mx8373_late_probe,
	},
	{
		.part_id = 0x5682,
		.direction = {true, true},
		.dai_name = "rt5682-sdw",
		.init = sof_sdw_rt5682_init,
	},
	{
		.part_id = 0xaaaa, /* generic codec mockup */
		.version_id = 0,
		.direction = {true, true},
		.dai_name = "sdw-mockup-aif1",
		.init = NULL,
	},
	{
		.part_id = 0xaa55, /* headset codec mockup */
		.version_id = 0,
		.direction = {true, true},
		.dai_name = "sdw-mockup-aif1",
		.init = NULL,
	},
	{
		.part_id = 0x55aa, /* amplifier mockup */
		.version_id = 0,
		.direction = {true, false},
		.dai_name = "sdw-mockup-aif1",
		.init = NULL,
	},
	{
		.part_id = 0x5555,
		.version_id = 0,
		.direction = {false, true},
		.dai_name = "sdw-mockup-aif1",
		.init = sof_sdw_mic_codec_mockup_init,
	},
};

static inline int find_codec_info_part(u64 adr)
{
	unsigned int part_id, sdw_version;
	int i;

	part_id = SDW_PART_ID(adr);
	sdw_version = SDW_VERSION(adr);
	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
		/*
		 * A codec info is for all sdw version with the part id if
		 * version_id is not specified in the codec info.
		 */
		if (part_id == codec_info_list[i].part_id &&
		    (!codec_info_list[i].version_id ||
		     sdw_version == codec_info_list[i].version_id))
			return i;

	return -EINVAL;

}

static inline int find_codec_info_acpi(const u8 *acpi_id)
{
	int i;

	if (!acpi_id[0])
		return -EINVAL;

	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
		if (!memcmp(codec_info_list[i].acpi_id, acpi_id,
			    ACPI_ID_LEN))
			break;

	if (i == ARRAY_SIZE(codec_info_list))
		return -EINVAL;

	return i;
}

/*
 * get BE dailink number and CPU DAI number based on sdw link adr.
 * Since some sdw slaves may be aggregated, the CPU DAI number
 * may be larger than the number of BE dailinks.
 */
static int get_sdw_dailink_info(const struct snd_soc_acpi_link_adr *links,
				int *sdw_be_num, int *sdw_cpu_dai_num)
{
	const struct snd_soc_acpi_link_adr *link;
	bool group_visited[SDW_MAX_GROUPS];
	bool no_aggregation;
	int i;

	no_aggregation = sof_sdw_quirk & SOF_SDW_NO_AGGREGATION;
	*sdw_cpu_dai_num = 0;
	*sdw_be_num  = 0;

	if (!links)
		return -EINVAL;

	for (i = 0; i < SDW_MAX_GROUPS; i++)
		group_visited[i] = false;

	for (link = links; link->num_adr; link++) {
		const struct snd_soc_acpi_endpoint *endpoint;
		int codec_index;
		int stream;
		u64 adr;

		adr = link->adr_d->adr;
		codec_index = find_codec_info_part(adr);
		if (codec_index < 0)
			return codec_index;

		endpoint = link->adr_d->endpoints;

		/* count DAI number for playback and capture */
		for_each_pcm_streams(stream) {
			if (!codec_info_list[codec_index].direction[stream])
				continue;

			(*sdw_cpu_dai_num)++;

			/* count BE for each non-aggregated slave or group */
			if (!endpoint->aggregated || no_aggregation ||
			    !group_visited[endpoint->group_id])
				(*sdw_be_num)++;
		}

		if (endpoint->aggregated)
			group_visited[endpoint->group_id] = true;
	}

	return 0;
}

static void init_dai_link(struct device *dev, struct snd_soc_dai_link *dai_links,
			  int be_id, char *name, int playback, int capture,
			  struct snd_soc_dai_link_component *cpus, int cpus_num,
			  struct snd_soc_dai_link_component *codecs, int codecs_num,
			  int (*init)(struct snd_soc_pcm_runtime *rtd),
			  const struct snd_soc_ops *ops)
{
	dev_dbg(dev, "create dai link %s, id %d\n", name, be_id);
	dai_links->id = be_id;
	dai_links->name = name;
	dai_links->platforms = platform_component;
	dai_links->num_platforms = ARRAY_SIZE(platform_component);
	dai_links->no_pcm = 1;
	dai_links->cpus = cpus;
	dai_links->num_cpus = cpus_num;
	dai_links->codecs = codecs;
	dai_links->num_codecs = codecs_num;
	dai_links->dpcm_playback = playback;
	dai_links->dpcm_capture = capture;
	dai_links->init = init;
	dai_links->ops = ops;
}

static bool is_unique_device(const struct snd_soc_acpi_link_adr *link,
			     unsigned int sdw_version,
			     unsigned int mfg_id,
			     unsigned int part_id,
			     unsigned int class_id,
			     int index_in_link
			    )
{
	int i;

	for (i = 0; i < link->num_adr; i++) {
		unsigned int sdw1_version, mfg1_id, part1_id, class1_id;
		u64 adr;

		/* skip itself */
		if (i == index_in_link)
			continue;

		adr = link->adr_d[i].adr;

		sdw1_version = SDW_VERSION(adr);
		mfg1_id = SDW_MFG_ID(adr);
		part1_id = SDW_PART_ID(adr);
		class1_id = SDW_CLASS_ID(adr);

		if (sdw_version == sdw1_version &&
		    mfg_id == mfg1_id &&
		    part_id == part1_id &&
		    class_id == class1_id)
			return false;
	}

	return true;
}

static int create_codec_dai_name(struct device *dev,
				 const struct snd_soc_acpi_link_adr *link,
				 struct snd_soc_dai_link_component *codec,
				 int offset,
				 struct snd_soc_codec_conf *codec_conf,
				 int codec_count,
				 int *codec_conf_index)
{
	int i;

	/* sanity check */
	if (*codec_conf_index + link->num_adr > codec_count) {
		dev_err(dev, "codec_conf: out-of-bounds access requested\n");
		return -EINVAL;
	}

	for (i = 0; i < link->num_adr; i++) {
		unsigned int sdw_version, unique_id, mfg_id;
		unsigned int link_id, part_id, class_id;
		int codec_index, comp_index;
		char *codec_str;
		u64 adr;

		adr = link->adr_d[i].adr;

		sdw_version = SDW_VERSION(adr);
		link_id = SDW_DISCO_LINK_ID(adr);
		unique_id = SDW_UNIQUE_ID(adr);
		mfg_id = SDW_MFG_ID(adr);
		part_id = SDW_PART_ID(adr);
		class_id = SDW_CLASS_ID(adr);

		comp_index = i + offset;
		if (is_unique_device(link, sdw_version, mfg_id, part_id,
				     class_id, i)) {
			codec_str = "sdw:%01x:%04x:%04x:%02x";
			codec[comp_index].name =
				devm_kasprintf(dev, GFP_KERNEL, codec_str,
					       link_id, mfg_id, part_id,
					       class_id);
		} else {
			codec_str = "sdw:%01x:%04x:%04x:%02x:%01x";
			codec[comp_index].name =
				devm_kasprintf(dev, GFP_KERNEL, codec_str,
					       link_id, mfg_id, part_id,
					       class_id, unique_id);
		}

		if (!codec[comp_index].name)
			return -ENOMEM;

		codec_index = find_codec_info_part(adr);
		if (codec_index < 0)
			return codec_index;

		codec[comp_index].dai_name =
			codec_info_list[codec_index].dai_name;

		codec_conf[*codec_conf_index].dlc = codec[comp_index];
		codec_conf[*codec_conf_index].name_prefix = link->adr_d[i].name_prefix;

		++*codec_conf_index;
	}

	return 0;
}

static int set_codec_init_func(struct snd_soc_card *card,
			       const struct snd_soc_acpi_link_adr *link,
			       struct snd_soc_dai_link *dai_links,
			       bool playback, int group_id)
{
	int i;

	do {
		/*
		 * Initialize the codec. If codec is part of an aggregated
		 * group (group_id>0), initialize all codecs belonging to
		 * same group.
		 */
		for (i = 0; i < link->num_adr; i++) {
			int codec_index;

			codec_index = find_codec_info_part(link->adr_d[i].adr);

			if (codec_index < 0)
				return codec_index;
			/* The group_id is > 0 iff the codec is aggregated */
			if (link->adr_d[i].endpoints->group_id != group_id)
				continue;
			if (codec_info_list[codec_index].init)
				codec_info_list[codec_index].init(card,
						link,
						dai_links,
						&codec_info_list[codec_index],
						playback);
		}
		link++;
	} while (link->mask && group_id);

	return 0;
}

/*
 * check endpoint status in slaves and gather link ID for all slaves in
 * the same group to generate different CPU DAI. Now only support
 * one sdw link with all slaves set with only single group id.
 *
 * one slave on one sdw link with aggregated = 0
 * one sdw BE DAI <---> one-cpu DAI <---> one-codec DAI
 *
 * two or more slaves on one sdw link with aggregated = 0
 * one sdw BE DAI  <---> one-cpu DAI <---> multi-codec DAIs
 *
 * multiple links with multiple slaves with aggregated = 1
 * one sdw BE DAI  <---> 1 .. N CPU DAIs <----> 1 .. N codec DAIs
 */
static int get_slave_info(const struct snd_soc_acpi_link_adr *adr_link,
			  struct device *dev, int *cpu_dai_id, int *cpu_dai_num,
			  int *codec_num, unsigned int *group_id,
			  bool *group_generated)
{
	const struct snd_soc_acpi_adr_device *adr_d;
	const struct snd_soc_acpi_link_adr *adr_next;
	bool no_aggregation;
	int index = 0;

	no_aggregation = sof_sdw_quirk & SOF_SDW_NO_AGGREGATION;
	*codec_num = adr_link->num_adr;
	adr_d = adr_link->adr_d;

	/* make sure the link mask has a single bit set */
	if (!is_power_of_2(adr_link->mask))
		return -EINVAL;

	cpu_dai_id[index++] = ffs(adr_link->mask) - 1;
	if (!adr_d->endpoints->aggregated || no_aggregation) {
		*cpu_dai_num = 1;
		*group_id = 0;
		return 0;
	}

	*group_id = adr_d->endpoints->group_id;

	/* gather other link ID of slaves in the same group */
	for (adr_next = adr_link + 1; adr_next && adr_next->num_adr;
		adr_next++) {
		const struct snd_soc_acpi_endpoint *endpoint;

		endpoint = adr_next->adr_d->endpoints;
		if (!endpoint->aggregated ||
		    endpoint->group_id != *group_id)
			continue;

		/* make sure the link mask has a single bit set */
		if (!is_power_of_2(adr_next->mask))
			return -EINVAL;

		if (index >= SDW_MAX_CPU_DAIS) {
			dev_err(dev, " cpu_dai_id array overflows");
			return -EINVAL;
		}

		cpu_dai_id[index++] = ffs(adr_next->mask) - 1;
		*codec_num += adr_next->num_adr;
	}

	/*
	 * indicate CPU DAIs for this group have been generated
	 * to avoid generating CPU DAIs for this group again.
	 */
	group_generated[*group_id] = true;
	*cpu_dai_num = index;

	return 0;
}

static int create_sdw_dailink(struct snd_soc_card *card,
			      struct device *dev, int *be_index,
			      struct snd_soc_dai_link *dai_links,
			      int sdw_be_num, int sdw_cpu_dai_num,
			      struct snd_soc_dai_link_component *cpus,
			      const struct snd_soc_acpi_link_adr *link,
			      int *cpu_id, bool *group_generated,
			      struct snd_soc_codec_conf *codec_conf,
			      int codec_count,
			      int *codec_conf_index,
			      bool *ignore_pch_dmic)
{
	const struct snd_soc_acpi_link_adr *link_next;
	struct snd_soc_dai_link_component *codecs;
	int cpu_dai_id[SDW_MAX_CPU_DAIS];
	int cpu_dai_num, cpu_dai_index;
	unsigned int group_id;
	int codec_idx = 0;
	int i = 0, j = 0;
	int codec_index;
	int codec_num;
	int stream;
	int ret;
	int k;

	ret = get_slave_info(link, dev, cpu_dai_id, &cpu_dai_num, &codec_num,
			     &group_id, group_generated);
	if (ret)
		return ret;

	codecs = devm_kcalloc(dev, codec_num, sizeof(*codecs), GFP_KERNEL);
	if (!codecs)
		return -ENOMEM;

	/* generate codec name on different links in the same group */
	for (link_next = link; link_next && link_next->num_adr &&
	     i < cpu_dai_num; link_next++) {
		const struct snd_soc_acpi_endpoint *endpoints;

		endpoints = link_next->adr_d->endpoints;
		if (group_id && (!endpoints->aggregated ||
				 endpoints->group_id != group_id))
			continue;

		/* skip the link excluded by this processed group */
		if (cpu_dai_id[i] != ffs(link_next->mask) - 1)
			continue;

		ret = create_codec_dai_name(dev, link_next, codecs, codec_idx,
					    codec_conf, codec_count, codec_conf_index);
		if (ret < 0)
			return ret;

		/* check next link to create codec dai in the processed group */
		i++;
		codec_idx += link_next->num_adr;
	}

	/* find codec info to create BE DAI */
	codec_index = find_codec_info_part(link->adr_d[0].adr);
	if (codec_index < 0)
		return codec_index;

	if (codec_info_list[codec_index].ignore_pch_dmic)
		*ignore_pch_dmic = true;

	cpu_dai_index = *cpu_id;
	for_each_pcm_streams(stream) {
		char *name, *cpu_name;
		int playback, capture;
		static const char * const sdw_stream_name[] = {
			"SDW%d-Playback",
			"SDW%d-Capture",
		};

		if (!codec_info_list[codec_index].direction[stream])
			continue;

		/* create stream name according to first link id */
		name = devm_kasprintf(dev, GFP_KERNEL,
				      sdw_stream_name[stream], cpu_dai_id[0]);
		if (!name)
			return -ENOMEM;

		/*
		 * generate CPU DAI name base on the sdw link ID and
		 * PIN ID with offset of 2 according to sdw dai driver.
		 */
		for (k = 0; k < cpu_dai_num; k++) {
			cpu_name = devm_kasprintf(dev, GFP_KERNEL,
						  "SDW%d Pin%d", cpu_dai_id[k],
						  j + SDW_INTEL_BIDIR_PDI_BASE);
			if (!cpu_name)
				return -ENOMEM;

			if (cpu_dai_index >= sdw_cpu_dai_num) {
				dev_err(dev, "invalid cpu dai index %d",
					cpu_dai_index);
				return -EINVAL;
			}

			cpus[cpu_dai_index++].dai_name = cpu_name;
		}

		if (*be_index >= sdw_be_num) {
			dev_err(dev, " invalid be dai index %d", *be_index);
			return -EINVAL;
		}

		if (*cpu_id >= sdw_cpu_dai_num) {
			dev_err(dev, " invalid cpu dai index %d", *cpu_id);
			return -EINVAL;
		}

		playback = (stream == SNDRV_PCM_STREAM_PLAYBACK);
		capture = (stream == SNDRV_PCM_STREAM_CAPTURE);
		init_dai_link(dev, dai_links + *be_index, *be_index, name,
			      playback, capture,
			      cpus + *cpu_id, cpu_dai_num,
			      codecs, codec_num,
			      NULL, &sdw_ops);
		/*
		 * SoundWire DAILINKs use 'stream' functions and Bank Switch operations
		 * based on wait_for_completion(), tag them as 'nonatomic'.
		 */
		dai_links[*be_index].nonatomic = true;

		ret = set_codec_init_func(card, link, dai_links + (*be_index)++,
					  playback, group_id);
		if (ret < 0) {
			dev_err(dev, "failed to init codec %d", codec_index);
			return ret;
		}

		*cpu_id += cpu_dai_num;
		j++;
	}

	return 0;
}

/*
 * DAI link ID of SSP & DMIC & HDMI are based on last
 * link ID used by sdw link. Since be_id may be changed
 * in init func of sdw codec, it is not equal to be_id
 */
static inline int get_next_be_id(struct snd_soc_dai_link *links,
				 int be_id)
{
	return links[be_id - 1].id + 1;
}

#define IDISP_CODEC_MASK	0x4

static int sof_card_codec_conf_alloc(struct device *dev,
				     struct snd_soc_acpi_mach_params *mach_params,
				     struct snd_soc_codec_conf **codec_conf,
				     int *codec_conf_count)
{
	const struct snd_soc_acpi_link_adr *adr_link;
	struct snd_soc_codec_conf *c_conf;
	int num_codecs = 0;
	int i;

	adr_link = mach_params->links;
	if (!adr_link)
		return -EINVAL;

	/* generate DAI links by each sdw link */
	for (; adr_link->num_adr; adr_link++) {
		for (i = 0; i < adr_link->num_adr; i++) {
			if (!adr_link->adr_d[i].name_prefix) {
				dev_err(dev, "codec 0x%llx does not have a name prefix\n",
					adr_link->adr_d[i].adr);
				return -EINVAL;
			}
		}
		num_codecs += adr_link->num_adr;
	}

	c_conf = devm_kzalloc(dev, num_codecs * sizeof(*c_conf), GFP_KERNEL);
	if (!c_conf)
		return -ENOMEM;

	*codec_conf = c_conf;
	*codec_conf_count = num_codecs;

	return 0;
}

static int sof_card_dai_links_create(struct device *dev,
				     struct snd_soc_acpi_mach *mach,
				     struct snd_soc_card *card)
{
	int ssp_num, sdw_be_num = 0, hdmi_num = 0, dmic_num;
	struct mc_private *ctx = snd_soc_card_get_drvdata(card);
	struct snd_soc_dai_link_component *idisp_components;
	struct snd_soc_dai_link_component *ssp_components;
	struct snd_soc_acpi_mach_params *mach_params;
	const struct snd_soc_acpi_link_adr *adr_link;
	struct snd_soc_dai_link_component *cpus;
	struct snd_soc_codec_conf *codec_conf;
	bool ignore_pch_dmic = false;
	int codec_conf_count;
	int codec_conf_index = 0;
	bool group_generated[SDW_MAX_GROUPS];
	int ssp_codec_index, ssp_mask;
	struct snd_soc_dai_link *links;
	int num_links, link_id = 0;
	char *name, *cpu_name;
	int total_cpu_dai_num;
	int sdw_cpu_dai_num;
	int i, j, be_id = 0;
	int cpu_id = 0;
	int comp_num;
	int ret;

	mach_params = &mach->mach_params;

	/* allocate codec conf, will be populated when dailinks are created */
	ret = sof_card_codec_conf_alloc(dev, mach_params, &codec_conf, &codec_conf_count);
	if (ret < 0)
		return ret;

	/* reset amp_num to ensure amp_num++ starts from 0 in each probe */
	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
		codec_info_list[i].amp_num = 0;

	if (sof_sdw_quirk & SOF_SDW_TGL_HDMI)
		hdmi_num = SOF_TGL_HDMI_COUNT;
	else
		hdmi_num = SOF_PRE_TGL_HDMI_COUNT;

	ssp_mask = SOF_SSP_GET_PORT(sof_sdw_quirk);
	/*
	 * on generic tgl platform, I2S or sdw mode is supported
	 * based on board rework. A ACPI device is registered in
	 * system only when I2S mode is supported, not sdw mode.
	 * Here check ACPI ID to confirm I2S is supported.
	 */
	ssp_codec_index = find_codec_info_acpi(mach->id);
	ssp_num = ssp_codec_index >= 0 ? hweight_long(ssp_mask) : 0;
	comp_num = hdmi_num + ssp_num;

	ret = get_sdw_dailink_info(mach_params->links,
				   &sdw_be_num, &sdw_cpu_dai_num);
	if (ret < 0) {
		dev_err(dev, "failed to get sdw link info %d", ret);
		return ret;
	}

	if (mach_params->codec_mask & IDISP_CODEC_MASK)
		ctx->idisp_codec = true;

	/* enable dmic01 & dmic16k */
	dmic_num = (sof_sdw_quirk & SOF_SDW_PCH_DMIC || mach_params->dmic_num) ? 2 : 0;
	comp_num += dmic_num;

	if (sof_sdw_quirk & SOF_SSP_BT_OFFLOAD_PRESENT)
		comp_num++;

	dev_dbg(dev, "sdw %d, ssp %d, dmic %d, hdmi %d", sdw_be_num, ssp_num,
		dmic_num, ctx->idisp_codec ? hdmi_num : 0);

	/* allocate BE dailinks */
	num_links = comp_num + sdw_be_num;
	links = devm_kcalloc(dev, num_links, sizeof(*links), GFP_KERNEL);

	/* allocated CPU DAIs */
	total_cpu_dai_num = comp_num + sdw_cpu_dai_num;
	cpus = devm_kcalloc(dev, total_cpu_dai_num, sizeof(*cpus),
			    GFP_KERNEL);

	if (!links || !cpus)
		return -ENOMEM;

	/* SDW */
	if (!sdw_be_num)
		goto SSP;

	adr_link = mach_params->links;
	if (!adr_link)
		return -EINVAL;

	/*
	 * SoundWire Slaves aggregated in the same group may be
	 * located on different hardware links. Clear array to indicate
	 * CPU DAIs for this group have not been generated.
	 */
	for (i = 0; i < SDW_MAX_GROUPS; i++)
		group_generated[i] = false;

	/* generate DAI links by each sdw link */
	for (; adr_link->num_adr; adr_link++) {
		const struct snd_soc_acpi_endpoint *endpoint;

		endpoint = adr_link->adr_d->endpoints;
		if (endpoint->aggregated && !endpoint->group_id) {
			dev_err(dev, "invalid group id on link %x",
				adr_link->mask);
			continue;
		}

		/* this group has been generated */
		if (endpoint->aggregated &&
		    group_generated[endpoint->group_id])
			continue;

		ret = create_sdw_dailink(card, dev, &be_id, links, sdw_be_num,
					 sdw_cpu_dai_num, cpus, adr_link,
					 &cpu_id, group_generated,
					 codec_conf, codec_conf_count,
					 &codec_conf_index,
					 &ignore_pch_dmic);
		if (ret < 0) {
			dev_err(dev, "failed to create dai link %d", be_id);
			return -ENOMEM;
		}
	}

	/* non-sdw DAI follows sdw DAI */
	link_id = be_id;

	/* get BE ID for non-sdw DAI */
	be_id = get_next_be_id(links, be_id);

SSP:
	/* SSP */
	if (!ssp_num)
		goto DMIC;

	for (i = 0, j = 0; ssp_mask; i++, ssp_mask >>= 1) {
		struct sof_sdw_codec_info *info;
		int playback, capture;
		char *codec_name;

		if (!(ssp_mask & 0x1))
			continue;

		name = devm_kasprintf(dev, GFP_KERNEL,
				      "SSP%d-Codec", i);
		if (!name)
			return -ENOMEM;

		cpu_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", i);
		if (!cpu_name)
			return -ENOMEM;

		ssp_components = devm_kzalloc(dev, sizeof(*ssp_components),
					      GFP_KERNEL);
		if (!ssp_components)
			return -ENOMEM;

		info = &codec_info_list[ssp_codec_index];
		codec_name = devm_kasprintf(dev, GFP_KERNEL, "i2c-%s:0%d",
					    info->acpi_id, j++);
		if (!codec_name)
			return -ENOMEM;

		ssp_components->name = codec_name;
		ssp_components->dai_name = info->dai_name;
		cpus[cpu_id].dai_name = cpu_name;

		playback = info->direction[SNDRV_PCM_STREAM_PLAYBACK];
		capture = info->direction[SNDRV_PCM_STREAM_CAPTURE];
		init_dai_link(dev, links + link_id, be_id, name,
			      playback, capture,
			      cpus + cpu_id, 1,
			      ssp_components, 1,
			      NULL, info->ops);

		ret = info->init(card, NULL, links + link_id, info, 0);
		if (ret < 0)
			return ret;

		INC_ID(be_id, cpu_id, link_id);
	}

DMIC:
	/* dmic */
	if (dmic_num > 0) {
		if (ignore_pch_dmic) {
			dev_warn(dev, "Ignoring PCH DMIC\n");
			goto HDMI;
		}
		cpus[cpu_id].dai_name = "DMIC01 Pin";
		init_dai_link(dev, links + link_id, be_id, "dmic01",
			      0, 1, // DMIC only supports capture
			      cpus + cpu_id, 1,
			      dmic_component, 1,
			      sof_sdw_dmic_init, NULL);
		INC_ID(be_id, cpu_id, link_id);

		cpus[cpu_id].dai_name = "DMIC16k Pin";
		init_dai_link(dev, links + link_id, be_id, "dmic16k",
			      0, 1, // DMIC only supports capture
			      cpus + cpu_id, 1,
			      dmic_component, 1,
			      /* don't call sof_sdw_dmic_init() twice */
			      NULL, NULL);
		INC_ID(be_id, cpu_id, link_id);
	}

HDMI:
	/* HDMI */
	if (hdmi_num > 0) {
		idisp_components = devm_kcalloc(dev, hdmi_num,
						sizeof(*idisp_components),
						GFP_KERNEL);
		if (!idisp_components)
			return -ENOMEM;
	}

	for (i = 0; i < hdmi_num; i++) {
		name = devm_kasprintf(dev, GFP_KERNEL,
				      "iDisp%d", i + 1);
		if (!name)
			return -ENOMEM;

		if (ctx->idisp_codec) {
			idisp_components[i].name = "ehdaudio0D2";
			idisp_components[i].dai_name = devm_kasprintf(dev,
								      GFP_KERNEL,
								      "intel-hdmi-hifi%d",
								      i + 1);
			if (!idisp_components[i].dai_name)
				return -ENOMEM;
		} else {
			idisp_components[i].name = "snd-soc-dummy";
			idisp_components[i].dai_name = "snd-soc-dummy-dai";
		}

		cpu_name = devm_kasprintf(dev, GFP_KERNEL,
					  "iDisp%d Pin", i + 1);
		if (!cpu_name)
			return -ENOMEM;

		cpus[cpu_id].dai_name = cpu_name;
		init_dai_link(dev, links + link_id, be_id, name,
			      1, 0, // HDMI only supports playback
			      cpus + cpu_id, 1,
			      idisp_components + i, 1,
			      sof_sdw_hdmi_init, NULL);
		INC_ID(be_id, cpu_id, link_id);
	}

	if (sof_sdw_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) {
		int port = (sof_sdw_quirk & SOF_BT_OFFLOAD_SSP_MASK) >>
				SOF_BT_OFFLOAD_SSP_SHIFT;

		name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port);
		if (!name)
			return -ENOMEM;

		ssp_components = devm_kzalloc(dev, sizeof(*ssp_components),
						GFP_KERNEL);
		if (!ssp_components)
			return -ENOMEM;

		ssp_components->name = "snd-soc-dummy";
		ssp_components->dai_name = "snd-soc-dummy-dai";

		cpu_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", port);
		if (!cpu_name)
			return -ENOMEM;

		cpus[cpu_id].dai_name = cpu_name;
		init_dai_link(dev, links + link_id, be_id, name, 1, 1,
				cpus + cpu_id, 1, ssp_components, 1, NULL, NULL);
	}

	card->dai_link = links;
	card->num_links = num_links;

	card->codec_conf = codec_conf;
	card->num_configs = codec_conf_count;

	return 0;
}

static int sof_sdw_card_late_probe(struct snd_soc_card *card)
{
	int i, ret;

	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) {
		if (!codec_info_list[i].late_probe)
			continue;

		ret = codec_info_list[i].codec_card_late_probe(card);
		if (ret < 0)
			return ret;
	}

	return sof_sdw_hdmi_card_late_probe(card);
}

/* SoC card */
static const char sdw_card_long_name[] = "Intel Soundwire SOF";

static struct snd_soc_card card_sof_sdw = {
	.name = "soundwire",
	.owner = THIS_MODULE,
	.late_probe = sof_sdw_card_late_probe,
};

static int mc_probe(struct platform_device *pdev)
{
	struct snd_soc_card *card = &card_sof_sdw;
	struct snd_soc_acpi_mach *mach;
	struct mc_private *ctx;
	int amp_num = 0, i;
	int ret;

	dev_dbg(&pdev->dev, "Entry %s\n", __func__);

	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
	if (!ctx)
		return -ENOMEM;

	dmi_check_system(sof_sdw_quirk_table);

	if (quirk_override != -1) {
		dev_info(&pdev->dev, "Overriding quirk 0x%lx => 0x%x\n",
			 sof_sdw_quirk, quirk_override);
		sof_sdw_quirk = quirk_override;
	}
	log_quirks(&pdev->dev);

	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);

	card->dev = &pdev->dev;
	snd_soc_card_set_drvdata(card, ctx);

	mach = pdev->dev.platform_data;
	ret = sof_card_dai_links_create(&pdev->dev, mach,
					card);
	if (ret < 0)
		return ret;

	/*
	 * the default amp_num is zero for each codec and
	 * amp_num will only be increased for active amp
	 * codecs on used platform
	 */
	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
		amp_num += codec_info_list[i].amp_num;

	card->components = devm_kasprintf(card->dev, GFP_KERNEL,
					  "cfg-spk:%d cfg-amp:%d",
					  (sof_sdw_quirk & SOF_SDW_FOUR_SPK)
					  ? 4 : 2, amp_num);
	if (!card->components)
		return -ENOMEM;

	if (mach->mach_params.dmic_num) {
		card->components = devm_kasprintf(card->dev, GFP_KERNEL,
						  "%s mic:dmic cfg-mics:%d",
						  card->components,
						  mach->mach_params.dmic_num);
		if (!card->components)
			return -ENOMEM;
	}

	card->long_name = sdw_card_long_name;

	/* Register the card */
	ret = devm_snd_soc_register_card(&pdev->dev, card);
	if (ret) {
		dev_err(card->dev, "snd_soc_register_card failed %d\n", ret);
		return ret;
	}

	platform_set_drvdata(pdev, card);

	return ret;
}

static int mc_remove(struct platform_device *pdev)
{
	struct snd_soc_card *card = platform_get_drvdata(pdev);
	struct snd_soc_dai_link *link;
	int ret;
	int i, j;

	for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) {
		if (!codec_info_list[i].exit)
			continue;
		/*
		 * We don't need to call .exit function if there is no matched
		 * dai link found.
		 */
		for_each_card_prelinks(card, j, link) {
			if (!strcmp(link->codecs[0].dai_name,
				    codec_info_list[i].dai_name)) {
				ret = codec_info_list[i].exit(card, link);
				if (ret)
					dev_warn(&pdev->dev,
						 "codec exit failed %d\n",
						 ret);
				break;
			}
		}
	}

	return 0;
}

static struct platform_driver sof_sdw_driver = {
	.driver = {
		.name = "sof_sdw",
		.pm = &snd_soc_pm_ops,
	},
	.probe = mc_probe,
	.remove = mc_remove,
};

module_platform_driver(sof_sdw_driver);

MODULE_DESCRIPTION("ASoC SoundWire Generic Machine driver");
MODULE_AUTHOR("Bard Liao <yung-chuan.liao@linux.intel.com>");
MODULE_AUTHOR("Rander Wang <rander.wang@linux.intel.com>");
MODULE_AUTHOR("Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:sof_sdw");
MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);