summaryrefslogtreecommitdiffstats
path: root/sound/pci/asihpi/hpi_internal.h
blob: aeea679b2281ca261a288fdaaca934d75bd3a20d (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
/******************************************************************************

    AudioScience HPI driver
    Copyright (C) 1997-2012  AudioScience Inc. <support@audioscience.com>

    This program is free software; you can redistribute it and/or modify
    it under the terms of version 2 of the GNU General Public License as
    published by the Free Software Foundation;

    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

HPI internal definitions

(C) Copyright AudioScience Inc. 1996-2009
******************************************************************************/

#ifndef _HPI_INTERNAL_H_
#define _HPI_INTERNAL_H_

#include "hpi.h"

/** maximum number of memory regions mapped to an adapter */
#define HPI_MAX_ADAPTER_MEM_SPACES (2)

/* Each OS needs its own hpios.h */
#include "hpios.h"

/* physical memory allocation */

/** Allocate and map an area of locked memory for bus master DMA operations.

On success, *pLockedMemeHandle is a valid handle, and 0 is returned
On error *pLockedMemHandle marked invalid, non-zero returned.

If this function succeeds, then HpiOs_LockedMem_GetVirtAddr() and
HpiOs_LockedMem_GetPyhsAddr() will always succed on the returned handle.
*/
u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_locked_mem_handle,
							   /**< memory handle */
	u32 size, /**< Size in bytes to allocate */
	struct pci_dev *p_os_reference
	/**< OS specific data required for memory allocation */
	);

/** Free mapping and memory represented by LockedMemHandle

Frees any resources, then invalidates the handle.
Returns 0 on success, 1 if handle is invalid.

*/
u16 hpios_locked_mem_free(struct consistent_dma_area *locked_mem_handle);

/** Get the physical PCI address of memory represented by LockedMemHandle.

If handle is invalid *pPhysicalAddr is set to zero and return 1
*/
u16 hpios_locked_mem_get_phys_addr(struct consistent_dma_area
	*locked_mem_handle, u32 *p_physical_addr);

/** Get the CPU address of of memory represented by LockedMemHandle.

If handle is NULL *ppvVirtualAddr is set to NULL and return 1
*/
u16 hpios_locked_mem_get_virt_addr(struct consistent_dma_area
	*locked_mem_handle, void **ppv_virtual_addr);

/** Check that handle is valid
i.e it represents a valid memory area
*/
u16 hpios_locked_mem_valid(struct consistent_dma_area *locked_mem_handle);

/* timing/delay */
void hpios_delay_micro_seconds(u32 num_micro_sec);

struct hpi_message;
struct hpi_response;

typedef void hpi_handler_func(struct hpi_message *, struct hpi_response *);

/* If the assert fails, compiler complains
   something like size of array `msg' is negative.
   Unlike linux BUILD_BUG_ON, this works outside function scope.
*/
#define compile_time_assert(cond, msg) \
    typedef char ASSERT_##msg[(cond) ? 1 : -1]

/******************************************* bus types */
enum HPI_BUSES {
	HPI_BUS_ISAPNP = 1,
	HPI_BUS_PCI = 2,
	HPI_BUS_USB = 3,
	HPI_BUS_NET = 4
};

enum HPI_SUBSYS_OPTIONS {
	/* 0, 256 are invalid, 1..255 reserved for global options */
	HPI_SUBSYS_OPT_NET_ENABLE = 257,
	HPI_SUBSYS_OPT_NET_BROADCAST = 258,
	HPI_SUBSYS_OPT_NET_UNICAST = 259,
	HPI_SUBSYS_OPT_NET_ADDR = 260,
	HPI_SUBSYS_OPT_NET_MASK = 261,
	HPI_SUBSYS_OPT_NET_ADAPTER_ADDRESS_ADD = 262
};

/** Volume flags
*/
enum HPI_VOLUME_FLAGS {
	/** Set if the volume control is muted */
	HPI_VOLUME_FLAG_MUTED = (1 << 0),
	/** Set if the volume control has a mute function */
	HPI_VOLUME_FLAG_HAS_MUTE = (1 << 1),
	/** Set if volume control can do autofading */
	HPI_VOLUME_FLAG_HAS_AUTOFADE = (1 << 2)
		/* Note Flags >= (1<<8) are for DSP internal use only */
};

/******************************************* CONTROL ATTRIBUTES ****/
/* (in order of control type ID */

/* This allows for 255 control types, 256 unique attributes each */
#define HPI_CTL_ATTR(ctl, ai) ((HPI_CONTROL_##ctl << 8) + ai)

/* Get the sub-index of the attribute for a control type */
#define HPI_CTL_ATTR_INDEX(i) (i & 0xff)

/* Extract the control from the control attribute */
#define HPI_CTL_ATTR_CONTROL(i) (i >> 8)

/** Enable event generation for a control.
0=disable, 1=enable
\note generic to all controls that can generate events
*/

/** Unique identifiers for every control attribute
*/
enum HPI_CONTROL_ATTRIBUTES {
	HPI_GENERIC_ENABLE = HPI_CTL_ATTR(GENERIC, 1),
	HPI_GENERIC_EVENT_ENABLE = HPI_CTL_ATTR(GENERIC, 2),

	HPI_VOLUME_GAIN = HPI_CTL_ATTR(VOLUME, 1),
	HPI_VOLUME_AUTOFADE = HPI_CTL_ATTR(VOLUME, 2),
	HPI_VOLUME_MUTE = HPI_CTL_ATTR(VOLUME, 3),
	HPI_VOLUME_GAIN_AND_FLAGS = HPI_CTL_ATTR(VOLUME, 4),
	HPI_VOLUME_NUM_CHANNELS = HPI_CTL_ATTR(VOLUME, 6),
	HPI_VOLUME_RANGE = HPI_CTL_ATTR(VOLUME, 10),

	HPI_METER_RMS = HPI_CTL_ATTR(METER, 1),
	HPI_METER_PEAK = HPI_CTL_ATTR(METER, 2),
	HPI_METER_RMS_BALLISTICS = HPI_CTL_ATTR(METER, 3),
	HPI_METER_PEAK_BALLISTICS = HPI_CTL_ATTR(METER, 4),
	HPI_METER_NUM_CHANNELS = HPI_CTL_ATTR(METER, 5),

	HPI_MULTIPLEXER_SOURCE = HPI_CTL_ATTR(MULTIPLEXER, 1),
	HPI_MULTIPLEXER_QUERYSOURCE = HPI_CTL_ATTR(MULTIPLEXER, 2),

	HPI_AESEBUTX_FORMAT = HPI_CTL_ATTR(AESEBUTX, 1),
	HPI_AESEBUTX_SAMPLERATE = HPI_CTL_ATTR(AESEBUTX, 3),
	HPI_AESEBUTX_CHANNELSTATUS = HPI_CTL_ATTR(AESEBUTX, 4),
	HPI_AESEBUTX_USERDATA = HPI_CTL_ATTR(AESEBUTX, 5),

	HPI_AESEBURX_FORMAT = HPI_CTL_ATTR(AESEBURX, 1),
	HPI_AESEBURX_ERRORSTATUS = HPI_CTL_ATTR(AESEBURX, 2),
	HPI_AESEBURX_SAMPLERATE = HPI_CTL_ATTR(AESEBURX, 3),
	HPI_AESEBURX_CHANNELSTATUS = HPI_CTL_ATTR(AESEBURX, 4),
	HPI_AESEBURX_USERDATA = HPI_CTL_ATTR(AESEBURX, 5),

	HPI_LEVEL_GAIN = HPI_CTL_ATTR(LEVEL, 1),
	HPI_LEVEL_RANGE = HPI_CTL_ATTR(LEVEL, 10),

	HPI_TUNER_BAND = HPI_CTL_ATTR(TUNER, 1),
	HPI_TUNER_FREQ = HPI_CTL_ATTR(TUNER, 2),
	HPI_TUNER_LEVEL_AVG = HPI_CTL_ATTR(TUNER, 3),
	HPI_TUNER_LEVEL_RAW = HPI_CTL_ATTR(TUNER, 4),
	HPI_TUNER_SNR = HPI_CTL_ATTR(TUNER, 5),
	HPI_TUNER_GAIN = HPI_CTL_ATTR(TUNER, 6),
	HPI_TUNER_STATUS = HPI_CTL_ATTR(TUNER, 7),
	HPI_TUNER_MODE = HPI_CTL_ATTR(TUNER, 8),
	HPI_TUNER_RDS = HPI_CTL_ATTR(TUNER, 9),
	HPI_TUNER_DEEMPHASIS = HPI_CTL_ATTR(TUNER, 10),
	HPI_TUNER_PROGRAM = HPI_CTL_ATTR(TUNER, 11),
	HPI_TUNER_HDRADIO_SIGNAL_QUALITY = HPI_CTL_ATTR(TUNER, 12),
	HPI_TUNER_HDRADIO_SDK_VERSION = HPI_CTL_ATTR(TUNER, 13),
	HPI_TUNER_HDRADIO_DSP_VERSION = HPI_CTL_ATTR(TUNER, 14),
	HPI_TUNER_HDRADIO_BLEND = HPI_CTL_ATTR(TUNER, 15),

	HPI_VOX_THRESHOLD = HPI_CTL_ATTR(VOX, 1),

	HPI_CHANNEL_MODE_MODE = HPI_CTL_ATTR(CHANNEL_MODE, 1),

	HPI_BITSTREAM_DATA_POLARITY = HPI_CTL_ATTR(BITSTREAM, 1),
	HPI_BITSTREAM_CLOCK_EDGE = HPI_CTL_ATTR(BITSTREAM, 2),
	HPI_BITSTREAM_CLOCK_SOURCE = HPI_CTL_ATTR(BITSTREAM, 3),
	HPI_BITSTREAM_ACTIVITY = HPI_CTL_ATTR(BITSTREAM, 4),

	HPI_SAMPLECLOCK_SOURCE = HPI_CTL_ATTR(SAMPLECLOCK, 1),
	HPI_SAMPLECLOCK_SAMPLERATE = HPI_CTL_ATTR(SAMPLECLOCK, 2),
	HPI_SAMPLECLOCK_SOURCE_INDEX = HPI_CTL_ATTR(SAMPLECLOCK, 3),
	HPI_SAMPLECLOCK_LOCAL_SAMPLERATE = HPI_CTL_ATTR(SAMPLECLOCK, 4),
	HPI_SAMPLECLOCK_AUTO = HPI_CTL_ATTR(SAMPLECLOCK, 5),
	HPI_SAMPLECLOCK_LOCAL_LOCK = HPI_CTL_ATTR(SAMPLECLOCK, 6),

	HPI_MICROPHONE_PHANTOM_POWER = HPI_CTL_ATTR(MICROPHONE, 1),

	HPI_EQUALIZER_NUM_FILTERS = HPI_CTL_ATTR(EQUALIZER, 1),
	HPI_EQUALIZER_FILTER = HPI_CTL_ATTR(EQUALIZER, 2),
	HPI_EQUALIZER_COEFFICIENTS = HPI_CTL_ATTR(EQUALIZER, 3),

	HPI_COMPANDER_PARAMS = HPI_CTL_ATTR(COMPANDER, 1),
	HPI_COMPANDER_MAKEUPGAIN = HPI_CTL_ATTR(COMPANDER, 2),
	HPI_COMPANDER_THRESHOLD = HPI_CTL_ATTR(COMPANDER, 3),
	HPI_COMPANDER_RATIO = HPI_CTL_ATTR(COMPANDER, 4),
	HPI_COMPANDER_ATTACK = HPI_CTL_ATTR(COMPANDER, 5),
	HPI_COMPANDER_DECAY = HPI_CTL_ATTR(COMPANDER, 6),

	HPI_COBRANET_SET = HPI_CTL_ATTR(COBRANET, 1),
	HPI_COBRANET_GET = HPI_CTL_ATTR(COBRANET, 2),
	HPI_COBRANET_GET_STATUS = HPI_CTL_ATTR(COBRANET, 5),
	HPI_COBRANET_SEND_PACKET = HPI_CTL_ATTR(COBRANET, 6),
	HPI_COBRANET_GET_PACKET = HPI_CTL_ATTR(COBRANET, 7),

	HPI_TONEDETECTOR_THRESHOLD = HPI_CTL_ATTR(TONEDETECTOR, 1),
	HPI_TONEDETECTOR_STATE = HPI_CTL_ATTR(TONEDETECTOR, 2),
	HPI_TONEDETECTOR_FREQUENCY = HPI_CTL_ATTR(TONEDETECTOR, 3),

	HPI_SILENCEDETECTOR_THRESHOLD = HPI_CTL_ATTR(SILENCEDETECTOR, 1),
	HPI_SILENCEDETECTOR_STATE = HPI_CTL_ATTR(SILENCEDETECTOR, 2),
	HPI_SILENCEDETECTOR_DELAY = HPI_CTL_ATTR(SILENCEDETECTOR, 3),

	HPI_PAD_CHANNEL_NAME = HPI_CTL_ATTR(PAD, 1),
	HPI_PAD_ARTIST = HPI_CTL_ATTR(PAD, 2),
	HPI_PAD_TITLE = HPI_CTL_ATTR(PAD, 3),
	HPI_PAD_COMMENT = HPI_CTL_ATTR(PAD, 4),
	HPI_PAD_PROGRAM_TYPE = HPI_CTL_ATTR(PAD, 5),
	HPI_PAD_PROGRAM_ID = HPI_CTL_ATTR(PAD, 6),
	HPI_PAD_TA_SUPPORT = HPI_CTL_ATTR(PAD, 7),
	HPI_PAD_TA_ACTIVE = HPI_CTL_ATTR(PAD, 8),

	HPI_UNIVERSAL_ENTITY = HPI_CTL_ATTR(UNIVERSAL, 1)
};

#define HPI_POLARITY_POSITIVE           0
#define HPI_POLARITY_NEGATIVE           1

/*------------------------------------------------------------
 Cobranet Chip Bridge - copied from HMI.H
------------------------------------------------------------*/
#define  HPI_COBRANET_HMI_cobra_bridge           0x20000
#define  HPI_COBRANET_HMI_cobra_bridge_tx_pkt_buf \
	(HPI_COBRANET_HMI_cobra_bridge + 0x1000)
#define  HPI_COBRANET_HMI_cobra_bridge_rx_pkt_buf \
	(HPI_COBRANET_HMI_cobra_bridge + 0x2000)
#define  HPI_COBRANET_HMI_cobra_if_table1         0x110000
#define  HPI_COBRANET_HMI_cobra_if_phy_address \
	(HPI_COBRANET_HMI_cobra_if_table1 + 0xd)
#define  HPI_COBRANET_HMI_cobra_protocolIP       0x72000
#define  HPI_COBRANET_HMI_cobra_ip_mon_currentIP \
	(HPI_COBRANET_HMI_cobra_protocolIP + 0x0)
#define  HPI_COBRANET_HMI_cobra_ip_mon_staticIP \
	(HPI_COBRANET_HMI_cobra_protocolIP + 0x2)
#define  HPI_COBRANET_HMI_cobra_sys              0x100000
#define  HPI_COBRANET_HMI_cobra_sys_desc \
		(HPI_COBRANET_HMI_cobra_sys + 0x0)
#define  HPI_COBRANET_HMI_cobra_sys_objectID \
	(HPI_COBRANET_HMI_cobra_sys + 0x100)
#define  HPI_COBRANET_HMI_cobra_sys_contact \
	(HPI_COBRANET_HMI_cobra_sys + 0x200)
#define  HPI_COBRANET_HMI_cobra_sys_name \
		(HPI_COBRANET_HMI_cobra_sys + 0x300)
#define  HPI_COBRANET_HMI_cobra_sys_location \
	(HPI_COBRANET_HMI_cobra_sys + 0x400)

/*------------------------------------------------------------
 Cobranet Chip Status bits
------------------------------------------------------------*/
#define HPI_COBRANET_HMI_STATUS_RXPACKET 2
#define HPI_COBRANET_HMI_STATUS_TXPACKET 3

/*------------------------------------------------------------
 Ethernet header size
------------------------------------------------------------*/
#define HPI_ETHERNET_HEADER_SIZE (16)

/* These defines are used to fill in protocol information for an Ethernet packet
    sent using HMI on CS18102 */
/** ID supplied by Cirrus for ASI packets. */
#define HPI_ETHERNET_PACKET_ID                  0x85
/** Simple packet - no special routing required */
#define HPI_ETHERNET_PACKET_V1                  0x01
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI      0x20
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI_V1   0x21
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI      0x40
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI_V1   0x41

#define HPI_ETHERNET_UDP_PORT 44600 /**< HPI UDP service */

/** Default network timeout in milli-seconds. */
#define HPI_ETHERNET_TIMEOUT_MS 500

/** Locked memory buffer alloc/free phases */
enum HPI_BUFFER_CMDS {
	/** use one message to allocate or free physical memory */
	HPI_BUFFER_CMD_EXTERNAL = 0,
	/** alloc physical memory */
	HPI_BUFFER_CMD_INTERNAL_ALLOC = 1,
	/** send physical memory address to adapter */
	HPI_BUFFER_CMD_INTERNAL_GRANTADAPTER = 2,
	/** notify adapter to stop using physical buffer */
	HPI_BUFFER_CMD_INTERNAL_REVOKEADAPTER = 3,
	/** free physical buffer */
	HPI_BUFFER_CMD_INTERNAL_FREE = 4
};

/*****************************************************************************/
/*****************************************************************************/
/********               HPI LOW LEVEL MESSAGES                  *******/
/*****************************************************************************/
/*****************************************************************************/
/** Pnp ids */
/** "ASI"  - actual is "ASX" - need to change */
#define HPI_ID_ISAPNP_AUDIOSCIENCE      0x0669
/** PCI vendor ID that AudioScience uses */
#define HPI_PCI_VENDOR_ID_AUDIOSCIENCE  0x175C
/** PCI vendor ID that the DSP56301 has */
#define HPI_PCI_VENDOR_ID_MOTOROLA      0x1057
/** PCI vendor ID that TI uses */
#define HPI_PCI_VENDOR_ID_TI            0x104C

#define HPI_PCI_DEV_ID_PCI2040          0xAC60
/** TI's C6205 PCI interface has this ID */
#define HPI_PCI_DEV_ID_DSP6205          0xA106

#define HPI_USB_VENDOR_ID_AUDIOSCIENCE  0x1257
#define HPI_USB_W2K_TAG                 0x57495341	/* "ASIW"       */
#define HPI_USB_LINUX_TAG               0x4C495341	/* "ASIL"       */

/** Invalid Adapter index
Used in HPI messages that are not addressed to a specific adapter
Used in DLL to indicate device not present
*/
#define HPI_ADAPTER_INDEX_INVALID 0xFFFF

/** First 2 hex digits define the adapter family */
#define HPI_ADAPTER_FAMILY_MASK         0xff00
#define HPI_MODULE_FAMILY_MASK          0xfff0

#define HPI_ADAPTER_FAMILY_ASI(f)   (f & HPI_ADAPTER_FAMILY_MASK)
#define HPI_MODULE_FAMILY_ASI(f)   (f & HPI_MODULE_FAMILY_MASK)
#define HPI_ADAPTER_ASI(f)   (f)

enum HPI_MESSAGE_TYPES {
	HPI_TYPE_REQUEST = 1,
	HPI_TYPE_RESPONSE = 2,
	HPI_TYPE_DATA = 3,
	HPI_TYPE_SSX2BYPASS_MESSAGE = 4,
	HPI_TYPE_COMMAND = 5,
	HPI_TYPE_NOTIFICATION = 6
};

enum HPI_OBJECT_TYPES {
	HPI_OBJ_SUBSYSTEM = 1,
	HPI_OBJ_ADAPTER = 2,
	HPI_OBJ_OSTREAM = 3,
	HPI_OBJ_ISTREAM = 4,
	HPI_OBJ_MIXER = 5,
	HPI_OBJ_NODE = 6,
	HPI_OBJ_CONTROL = 7,
	HPI_OBJ_NVMEMORY = 8,
	HPI_OBJ_GPIO = 9,
	HPI_OBJ_WATCHDOG = 10,
	HPI_OBJ_CLOCK = 11,
	HPI_OBJ_PROFILE = 12,
	/* HPI_ OBJ_ CONTROLEX  = 13, */
	HPI_OBJ_ASYNCEVENT = 14
#define HPI_OBJ_MAXINDEX 14
};

#define HPI_OBJ_FUNCTION_SPACING 0x100
#define HPI_FUNC_ID(obj, i) (HPI_OBJ_##obj * HPI_OBJ_FUNCTION_SPACING + i)

#define HPI_EXTRACT_INDEX(fn) (fn & 0xff)

enum HPI_FUNCTION_IDS {
	HPI_SUBSYS_OPEN = HPI_FUNC_ID(SUBSYSTEM, 1),
	HPI_SUBSYS_GET_VERSION = HPI_FUNC_ID(SUBSYSTEM, 2),
	HPI_SUBSYS_GET_INFO = HPI_FUNC_ID(SUBSYSTEM, 3),
	HPI_SUBSYS_CREATE_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 5),
	HPI_SUBSYS_CLOSE = HPI_FUNC_ID(SUBSYSTEM, 6),
	HPI_SUBSYS_DRIVER_LOAD = HPI_FUNC_ID(SUBSYSTEM, 8),
	HPI_SUBSYS_DRIVER_UNLOAD = HPI_FUNC_ID(SUBSYSTEM, 9),
	HPI_SUBSYS_GET_NUM_ADAPTERS = HPI_FUNC_ID(SUBSYSTEM, 12),
	HPI_SUBSYS_GET_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 13),
	HPI_SUBSYS_SET_NETWORK_INTERFACE = HPI_FUNC_ID(SUBSYSTEM, 14),
	HPI_SUBSYS_OPTION_INFO = HPI_FUNC_ID(SUBSYSTEM, 15),
	HPI_SUBSYS_OPTION_GET = HPI_FUNC_ID(SUBSYSTEM, 16),
	HPI_SUBSYS_OPTION_SET = HPI_FUNC_ID(SUBSYSTEM, 17),
#define HPI_SUBSYS_FUNCTION_COUNT 17

	HPI_ADAPTER_OPEN = HPI_FUNC_ID(ADAPTER, 1),
	HPI_ADAPTER_CLOSE = HPI_FUNC_ID(ADAPTER, 2),
	HPI_ADAPTER_GET_INFO = HPI_FUNC_ID(ADAPTER, 3),
	HPI_ADAPTER_GET_ASSERT = HPI_FUNC_ID(ADAPTER, 4),
	HPI_ADAPTER_TEST_ASSERT = HPI_FUNC_ID(ADAPTER, 5),
	HPI_ADAPTER_SET_MODE = HPI_FUNC_ID(ADAPTER, 6),
	HPI_ADAPTER_GET_MODE = HPI_FUNC_ID(ADAPTER, 7),
	HPI_ADAPTER_ENABLE_CAPABILITY = HPI_FUNC_ID(ADAPTER, 8),
	HPI_ADAPTER_SELFTEST = HPI_FUNC_ID(ADAPTER, 9),
	HPI_ADAPTER_FIND_OBJECT = HPI_FUNC_ID(ADAPTER, 10),
	HPI_ADAPTER_QUERY_FLASH = HPI_FUNC_ID(ADAPTER, 11),
	HPI_ADAPTER_START_FLASH = HPI_FUNC_ID(ADAPTER, 12),
	HPI_ADAPTER_PROGRAM_FLASH = HPI_FUNC_ID(ADAPTER, 13),
	HPI_ADAPTER_SET_PROPERTY = HPI_FUNC_ID(ADAPTER, 14),
	HPI_ADAPTER_GET_PROPERTY = HPI_FUNC_ID(ADAPTER, 15),
	HPI_ADAPTER_ENUM_PROPERTY = HPI_FUNC_ID(ADAPTER, 16),
	HPI_ADAPTER_MODULE_INFO = HPI_FUNC_ID(ADAPTER, 17),
	HPI_ADAPTER_DEBUG_READ = HPI_FUNC_ID(ADAPTER, 18),
	HPI_ADAPTER_IRQ_QUERY_AND_CLEAR = HPI_FUNC_ID(ADAPTER, 19),
	HPI_ADAPTER_IRQ_CALLBACK = HPI_FUNC_ID(ADAPTER, 20),
	HPI_ADAPTER_DELETE = HPI_FUNC_ID(ADAPTER, 21),
	HPI_ADAPTER_READ_FLASH = HPI_FUNC_ID(ADAPTER, 22),
	HPI_ADAPTER_END_FLASH = HPI_FUNC_ID(ADAPTER, 23),
	HPI_ADAPTER_FILESTORE_DELETE_ALL = HPI_FUNC_ID(ADAPTER, 24),
#define HPI_ADAPTER_FUNCTION_COUNT 24

	HPI_OSTREAM_OPEN = HPI_FUNC_ID(OSTREAM, 1),
	HPI_OSTREAM_CLOSE = HPI_FUNC_ID(OSTREAM, 2),
	HPI_OSTREAM_WRITE = HPI_FUNC_ID(OSTREAM, 3),
	HPI_OSTREAM_START = HPI_FUNC_ID(OSTREAM, 4),
	HPI_OSTREAM_STOP = HPI_FUNC_ID(OSTREAM, 5),
	HPI_OSTREAM_RESET = HPI_FUNC_ID(OSTREAM, 6),
	HPI_OSTREAM_GET_INFO = HPI_FUNC_ID(OSTREAM, 7),
	HPI_OSTREAM_QUERY_FORMAT = HPI_FUNC_ID(OSTREAM, 8),
	HPI_OSTREAM_DATA = HPI_FUNC_ID(OSTREAM, 9),
	HPI_OSTREAM_SET_VELOCITY = HPI_FUNC_ID(OSTREAM, 10),
	HPI_OSTREAM_SET_PUNCHINOUT = HPI_FUNC_ID(OSTREAM, 11),
	HPI_OSTREAM_SINEGEN = HPI_FUNC_ID(OSTREAM, 12),
	HPI_OSTREAM_ANC_RESET = HPI_FUNC_ID(OSTREAM, 13),
	HPI_OSTREAM_ANC_GET_INFO = HPI_FUNC_ID(OSTREAM, 14),
	HPI_OSTREAM_ANC_READ = HPI_FUNC_ID(OSTREAM, 15),
	HPI_OSTREAM_SET_TIMESCALE = HPI_FUNC_ID(OSTREAM, 16),
	HPI_OSTREAM_SET_FORMAT = HPI_FUNC_ID(OSTREAM, 17),
	HPI_OSTREAM_HOSTBUFFER_ALLOC = HPI_FUNC_ID(OSTREAM, 18),
	HPI_OSTREAM_HOSTBUFFER_FREE = HPI_FUNC_ID(OSTREAM, 19),
	HPI_OSTREAM_GROUP_ADD = HPI_FUNC_ID(OSTREAM, 20),
	HPI_OSTREAM_GROUP_GETMAP = HPI_FUNC_ID(OSTREAM, 21),
	HPI_OSTREAM_GROUP_RESET = HPI_FUNC_ID(OSTREAM, 22),
	HPI_OSTREAM_HOSTBUFFER_GET_INFO = HPI_FUNC_ID(OSTREAM, 23),
	HPI_OSTREAM_WAIT_START = HPI_FUNC_ID(OSTREAM, 24),
	HPI_OSTREAM_WAIT = HPI_FUNC_ID(OSTREAM, 25),
#define HPI_OSTREAM_FUNCTION_COUNT 25

	HPI_ISTREAM_OPEN = HPI_FUNC_ID(ISTREAM, 1),
	HPI_ISTREAM_CLOSE = HPI_FUNC_ID(ISTREAM, 2),
	HPI_ISTREAM_SET_FORMAT = HPI_FUNC_ID(ISTREAM, 3),
	HPI_ISTREAM_READ = HPI_FUNC_ID(ISTREAM, 4),
	HPI_ISTREAM_START = HPI_FUNC_ID(ISTREAM, 5),
	HPI_ISTREAM_STOP = HPI_FUNC_ID(ISTREAM, 6),
	HPI_ISTREAM_RESET = HPI_FUNC_ID(ISTREAM, 7),
	HPI_ISTREAM_GET_INFO = HPI_FUNC_ID(ISTREAM, 8),
	HPI_ISTREAM_QUERY_FORMAT = HPI_FUNC_ID(ISTREAM, 9),
	HPI_ISTREAM_ANC_RESET = HPI_FUNC_ID(ISTREAM, 10),
	HPI_ISTREAM_ANC_GET_INFO = HPI_FUNC_ID(ISTREAM, 11),
	HPI_ISTREAM_ANC_WRITE = HPI_FUNC_ID(ISTREAM, 12),
	HPI_ISTREAM_HOSTBUFFER_ALLOC = HPI_FUNC_ID(ISTREAM, 13),
	HPI_ISTREAM_HOSTBUFFER_FREE = HPI_FUNC_ID(ISTREAM, 14),
	HPI_ISTREAM_GROUP_ADD = HPI_FUNC_ID(ISTREAM, 15),
	HPI_ISTREAM_GROUP_GETMAP = HPI_FUNC_ID(ISTREAM, 16),
	HPI_ISTREAM_GROUP_RESET = HPI_FUNC_ID(ISTREAM, 17),
	HPI_ISTREAM_HOSTBUFFER_GET_INFO = HPI_FUNC_ID(ISTREAM, 18),
	HPI_ISTREAM_WAIT_START = HPI_FUNC_ID(ISTREAM, 19),
	HPI_ISTREAM_WAIT = HPI_FUNC_ID(ISTREAM, 20),
#define HPI_ISTREAM_FUNCTION_COUNT 20

/* NOTE:
   GET_NODE_INFO, SET_CONNECTION, GET_CONNECTIONS are not currently used */
	HPI_MIXER_OPEN = HPI_FUNC_ID(MIXER, 1),
	HPI_MIXER_CLOSE = HPI_FUNC_ID(MIXER, 2),
	HPI_MIXER_GET_INFO = HPI_FUNC_ID(MIXER, 3),
	HPI_MIXER_GET_NODE_INFO = HPI_FUNC_ID(MIXER, 4),
	HPI_MIXER_GET_CONTROL = HPI_FUNC_ID(MIXER, 5),
	HPI_MIXER_SET_CONNECTION = HPI_FUNC_ID(MIXER, 6),
	HPI_MIXER_GET_CONNECTIONS = HPI_FUNC_ID(MIXER, 7),
	HPI_MIXER_GET_CONTROL_BY_INDEX = HPI_FUNC_ID(MIXER, 8),
	HPI_MIXER_GET_CONTROL_ARRAY_BY_INDEX = HPI_FUNC_ID(MIXER, 9),
	HPI_MIXER_GET_CONTROL_MULTIPLE_VALUES = HPI_FUNC_ID(MIXER, 10),
	HPI_MIXER_STORE = HPI_FUNC_ID(MIXER, 11),
	HPI_MIXER_GET_CACHE_INFO = HPI_FUNC_ID(MIXER, 12),
	HPI_MIXER_GET_BLOCK_HANDLE = HPI_FUNC_ID(MIXER, 13),
	HPI_MIXER_GET_PARAMETER_HANDLE = HPI_FUNC_ID(MIXER, 14),
#define HPI_MIXER_FUNCTION_COUNT 14

	HPI_CONTROL_GET_INFO = HPI_FUNC_ID(CONTROL, 1),
	HPI_CONTROL_GET_STATE = HPI_FUNC_ID(CONTROL, 2),
	HPI_CONTROL_SET_STATE = HPI_FUNC_ID(CONTROL, 3),
#define HPI_CONTROL_FUNCTION_COUNT 3

	HPI_NVMEMORY_OPEN = HPI_FUNC_ID(NVMEMORY, 1),
	HPI_NVMEMORY_READ_BYTE = HPI_FUNC_ID(NVMEMORY, 2),
	HPI_NVMEMORY_WRITE_BYTE = HPI_FUNC_ID(NVMEMORY, 3),
#define HPI_NVMEMORY_FUNCTION_COUNT 3

	HPI_GPIO_OPEN = HPI_FUNC_ID(GPIO, 1),
	HPI_GPIO_READ_BIT = HPI_FUNC_ID(GPIO, 2),
	HPI_GPIO_WRITE_BIT = HPI_FUNC_ID(GPIO, 3),
	HPI_GPIO_READ_ALL = HPI_FUNC_ID(GPIO, 4),
	HPI_GPIO_WRITE_STATUS = HPI_FUNC_ID(GPIO, 5),
#define HPI_GPIO_FUNCTION_COUNT 5

	HPI_ASYNCEVENT_OPEN = HPI_FUNC_ID(ASYNCEVENT, 1),
	HPI_ASYNCEVENT_CLOSE = HPI_FUNC_ID(ASYNCEVENT, 2),
	HPI_ASYNCEVENT_WAIT = HPI_FUNC_ID(ASYNCEVENT, 3),
	HPI_ASYNCEVENT_GETCOUNT = HPI_FUNC_ID(ASYNCEVENT, 4),
	HPI_ASYNCEVENT_GET = HPI_FUNC_ID(ASYNCEVENT, 5),
	HPI_ASYNCEVENT_SENDEVENTS = HPI_FUNC_ID(ASYNCEVENT, 6),
#define HPI_ASYNCEVENT_FUNCTION_COUNT 6

	HPI_WATCHDOG_OPEN = HPI_FUNC_ID(WATCHDOG, 1),
	HPI_WATCHDOG_SET_TIME = HPI_FUNC_ID(WATCHDOG, 2),
	HPI_WATCHDOG_PING = HPI_FUNC_ID(WATCHDOG, 3),

	HPI_CLOCK_OPEN = HPI_FUNC_ID(CLOCK, 1),
	HPI_CLOCK_SET_TIME = HPI_FUNC_ID(CLOCK, 2),
	HPI_CLOCK_GET_TIME = HPI_FUNC_ID(CLOCK, 3),

	HPI_PROFILE_OPEN_ALL = HPI_FUNC_ID(PROFILE, 1),
	HPI_PROFILE_START_ALL = HPI_FUNC_ID(PROFILE, 2),
	HPI_PROFILE_STOP_ALL = HPI_FUNC_ID(PROFILE, 3),
	HPI_PROFILE_GET = HPI_FUNC_ID(PROFILE, 4),
	HPI_PROFILE_GET_IDLECOUNT = HPI_FUNC_ID(PROFILE, 5),
	HPI_PROFILE_GET_NAME = HPI_FUNC_ID(PROFILE, 6),
	HPI_PROFILE_GET_UTILIZATION = HPI_FUNC_ID(PROFILE, 7)
#define HPI_PROFILE_FUNCTION_COUNT 7
};

/* ////////////////////////////////////////////////////////////////////// */
/* STRUCTURES */
#ifndef DISABLE_PRAGMA_PACK1
#pragma pack(push, 1)
#endif

/** PCI bus resource */
struct hpi_pci {
	u32 __iomem *ap_mem_base[HPI_MAX_ADAPTER_MEM_SPACES];
	struct pci_dev *pci_dev;
};

/** Adapter specification resource */
struct hpi_adapter_specification {
	u32 type;
	u8 modules[4];
};

struct hpi_resource {
	union {
		const struct hpi_pci *pci;
		const char *net_if;
		struct hpi_adapter_specification adapter_spec;
		const void *sw_if;
	} r;
	u16 bus_type;		/* HPI_BUS_PNPISA, _PCI, _USB etc */
	u16 padding;
};

/** Format info used inside struct hpi_message
    Not the same as public API struct hpi_format */
struct hpi_msg_format {
	u32 sample_rate; /**< 11025, 32000, 44100 etc. */
	u32 bit_rate; /**< for MPEG */
	u32 attributes;	/**< stereo/joint_stereo/mono */
	u16 channels; /**< 1,2..., (or ancillary mode or idle bit */
	u16 format; /**< HPI_FORMAT_PCM16, _MPEG etc. see \ref HPI_FORMATS. */
};

/**  Buffer+format structure.
	 Must be kept 7 * 32 bits to match public struct hpi_datastruct */
struct hpi_msg_data {
	struct hpi_msg_format format;
	u8 *pb_data;
#ifndef CONFIG_64BIT
	u32 padding;
#endif
	u32 data_size;
};

/** struct hpi_datastructure used up to 3.04 driver */
struct hpi_data_legacy32 {
	struct hpi_format format;
	u32 pb_data;
	u32 data_size;
};

#ifdef CONFIG_64BIT
/* Compatibility version of struct hpi_data*/
struct hpi_data_compat32 {
	struct hpi_msg_format format;
	u32 pb_data;
	u32 padding;
	u32 data_size;
};
#endif

struct hpi_buffer {
  /** placeholder for backward compatibility (see dwBufferSize) */
	struct hpi_msg_format reserved;
	u32 command; /**< HPI_BUFFER_CMD_xxx*/
	u32 pci_address; /**< PCI physical address of buffer for DSP DMA */
	u32 buffer_size; /**< must line up with data_size of HPI_DATA*/
};

/*/////////////////////////////////////////////////////////////////////////// */
/* This is used for background buffer bus mastering stream buffers.           */
struct hpi_hostbuffer_status {
	u32 samples_processed;
	u32 auxiliary_data_available;
	u32 stream_state;
	/* DSP index in to the host bus master buffer. */
	u32 dsp_index;
	/* Host index in to the host bus master buffer. */
	u32 host_index;
	u32 size_in_bytes;
};

struct hpi_streamid {
	u16 object_type;
		    /**< Type of object, HPI_OBJ_OSTREAM or HPI_OBJ_ISTREAM. */
	u16 stream_index; /**< outstream or instream index. */
};

struct hpi_punchinout {
	u32 punch_in_sample;
	u32 punch_out_sample;
};

struct hpi_subsys_msg {
	struct hpi_resource resource;
};

struct hpi_subsys_res {
	u32 version;
	u32 data;		/* extended version */
	u16 num_adapters;
	u16 adapter_index;
	u16 adapter_type;
	u16 pad16;
};

union hpi_adapterx_msg {
	struct {
		u32 dsp_address;
		u32 count_bytes;
	} debug_read;
	struct {
		u32 adapter_mode;
		u16 query_or_set;
	} mode;
	struct {
		u16 index;
	} module_info;
	struct {
		u16 index;
		u16 what;
		u16 property_index;
	} property_enum;
	struct {
		u16 property;
		u16 parameter1;
		u16 parameter2;
	} property_set;
	struct {
		u32 pad32;
		u16 key1;
		u16 key2;
	} restart;
	struct {
		u32 pad32;
		u16 value;
	} test_assert;
	struct {
		u32 message;
	} irq;
	u32 pad[3];
};

struct hpi_adapter_res {
	u32 serial_number;
	u16 adapter_type;
	u16 adapter_index;
	u16 num_instreams;
	u16 num_outstreams;
	u16 num_mixers;
	u16 version;
	u8 sz_adapter_assert[HPI_STRING_LEN];
};

union hpi_adapterx_res {
	struct hpi_adapter_res info;
	struct {
		u32 p1;
		u16 count;
		u16 dsp_index;
		u32 p2;
		u32 dsp_msg_addr;
		char sz_message[HPI_STRING_LEN];
	} assert;
	struct {
		u32 adapter_mode;
	} mode;
	struct {
		u16 parameter1;
		u16 parameter2;
	} property_get;
	struct {
		u32 yes;
	} irq_query;
};

struct hpi_stream_msg {
	union {
		struct hpi_msg_data data;
		struct hpi_data_legacy32 data32;
		u16 velocity;
		struct hpi_punchinout pio;
		u32 time_scale;
		struct hpi_buffer buffer;
		struct hpi_streamid stream;
		u32 threshold_bytes;
	} u;
};

struct hpi_stream_res {
	union {
		struct {
			/* size of hardware buffer */
			u32 buffer_size;
			/* OutStream - data to play,
			   InStream - data recorded */
			u32 data_available;
			/* OutStream - samples played,
			   InStream - samples recorded */
			u32 samples_transferred;
			/* Adapter - OutStream - data to play,
			   InStream - data recorded */
			u32 auxiliary_data_available;
			u16 state;	/* HPI_STATE_PLAYING, _STATE_STOPPED */
			u16 padding;
		} stream_info;
		struct {
			u32 buffer_size;
			u32 data_available;
			u32 samples_transfered;
			u16 state;
			u16 outstream_index;
			u16 instream_index;
			u16 padding;
			u32 auxiliary_data_available;
		} legacy_stream_info;
		struct {
			/* bitmap of grouped OutStreams */
			u32 outstream_group_map;
			/* bitmap of grouped InStreams */
			u32 instream_group_map;
		} group_info;
		struct {
			/* pointer to the buffer */
			u8 *p_buffer;
			/* pointer to the hostbuffer status */
			struct hpi_hostbuffer_status *p_status;
		} hostbuffer_info;
	} u;
};

struct hpi_mixer_msg {
	u16 control_index;
	u16 control_type;	/* = HPI_CONTROL_METER _VOLUME etc */
	u16 padding1;		/* Maintain alignment of subsequent fields */
	u16 node_type1;		/* = HPI_SOURCENODE_LINEIN etc */
	u16 node_index1;	/* = 0..N */
	u16 node_type2;
	u16 node_index2;
	u16 padding2;		/* round to 4 bytes */
};

struct hpi_mixer_res {
	u16 src_node_type;	/* = HPI_SOURCENODE_LINEIN etc */
	u16 src_node_index;	/* = 0..N */
	u16 dst_node_type;
	u16 dst_node_index;
	/* Also controlType for MixerGetControlByIndex */
	u16 control_index;
	/* may indicate which DSP the control is located on */
	u16 dsp_index;
};

union hpi_mixerx_msg {
	struct {
		u16 starting_index;
		u16 flags;
		u32 length_in_bytes;	/* length in bytes of p_data */
		u32 p_data;	/* pointer to a data array */
	} gcabi;
	struct {
		u16 command;
		u16 index;
	} store;		/* for HPI_MIXER_STORE message */
};

union hpi_mixerx_res {
	struct {
		u32 bytes_returned;	/* size of items returned */
		u32 p_data;	/* pointer to data array */
		u16 more_to_do;	/* indicates if there is more to do */
	} gcabi;
	struct {
		u32 total_controls;	/* count of controls in the mixer */
		u32 cache_controls;	/* count of controls in the cac */
		u32 cache_bytes;	/* size of cache */
	} cache_info;
};

struct hpi_control_msg {
	u16 attribute;		/* control attribute or property */
	u16 saved_index;
	u32 param1;		/* generic parameter 1 */
	u32 param2;		/* generic parameter 2 */
	short an_log_value[HPI_MAX_CHANNELS];
};

struct hpi_control_union_msg {
	u16 attribute;		/* control attribute or property */
	u16 saved_index;	/* only used in ctrl save/restore */
	union {
		struct {
			u32 param1;	/* generic parameter 1 */
			u32 param2;	/* generic parameter 2 */
			short an_log_value[HPI_MAX_CHANNELS];
		} old;
		union {
			u32 frequency;
			u32 gain;
			u32 band;
			u32 deemphasis;
			u32 program;
			struct {
				u32 mode;
				u32 value;
			} mode;
			u32 blend;
		} tuner;
	} u;
};

struct hpi_control_res {
	/* Could make union. dwParam, anLogValue never used in same response */
	u32 param1;
	u32 param2;
	short an_log_value[HPI_MAX_CHANNELS];
};

union hpi_control_union_res {
	struct {
		u32 param1;
		u32 param2;
		short an_log_value[HPI_MAX_CHANNELS];
	} old;
	union {
		u32 band;
		u32 frequency;
		u32 gain;
		u32 deemphasis;
		struct {
			u32 data[2];
			u32 bLER;
		} rds;
		short s_level;
		struct {
			u16 value;
			u16 mask;
		} status;
	} tuner;
	struct {
		char sz_data[8];
		u32 remaining_chars;
	} chars8;
	char c_data12[12];
	union {
		struct {
			u32 status;
			u32 readable_size;
			u32 writeable_size;
		} status;
	} cobranet;
};

struct hpi_nvmemory_msg {
	u16 address;
	u16 data;
};

struct hpi_nvmemory_res {
	u16 size_in_bytes;
	u16 data;
};

struct hpi_gpio_msg {
	u16 bit_index;
	u16 bit_data;
};

struct hpi_gpio_res {
	u16 number_input_bits;
	u16 number_output_bits;
	u16 bit_data[4];
};

struct hpi_async_msg {
	u32 events;
	u16 maximum_events;
	u16 padding;
};

struct hpi_async_res {
	union {
		struct {
			u16 count;
		} count;
		struct {
			u32 events;
			u16 number_returned;
			u16 padding;
		} get;
		struct hpi_async_event event;
	} u;
};

struct hpi_watchdog_msg {
	u32 time_ms;
};

struct hpi_watchdog_res {
	u32 time_ms;
};

struct hpi_clock_msg {
	u16 hours;
	u16 minutes;
	u16 seconds;
	u16 milli_seconds;
};

struct hpi_clock_res {
	u16 size_in_bytes;
	u16 hours;
	u16 minutes;
	u16 seconds;
	u16 milli_seconds;
	u16 padding;
};

struct hpi_profile_msg {
	u16 bin_index;
	u16 padding;
};

struct hpi_profile_res_open {
	u16 max_profiles;
};

struct hpi_profile_res_time {
	u32 total_tick_count;
	u32 call_count;
	u32 max_tick_count;
	u32 ticks_per_millisecond;
	u16 profile_interval;
};

struct hpi_profile_res_name {
	u8 sz_name[32];
};

struct hpi_profile_res {
	union {
		struct hpi_profile_res_open o;
		struct hpi_profile_res_time t;
		struct hpi_profile_res_name n;
	} u;
};

struct hpi_message_header {
	u16 size;		/* total size in bytes */
	u8 type;		/* HPI_TYPE_MESSAGE  */
	u8 version;		/* message version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 adapter_index;	/* the adapter index */
	u16 obj_index;		/* */
};

struct hpi_message {
	/* following fields must match HPI_MESSAGE_HEADER */
	u16 size;		/* total size in bytes */
	u8 type;		/* HPI_TYPE_MESSAGE  */
	u8 version;		/* message version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 adapter_index;	/* the adapter index */
	u16 obj_index;		/*  */
	union {
		struct hpi_subsys_msg s;
		union hpi_adapterx_msg ax;
		struct hpi_stream_msg d;
		struct hpi_mixer_msg m;
		union hpi_mixerx_msg mx;	/* extended mixer; */
		struct hpi_control_msg c;	/* mixer control; */
		/* identical to struct hpi_control_msg,
		   but field naming is improved */
		struct hpi_control_union_msg cu;
		struct hpi_nvmemory_msg n;
		struct hpi_gpio_msg l;	/* digital i/o */
		struct hpi_watchdog_msg w;
		struct hpi_clock_msg t;	/* dsp time */
		struct hpi_profile_msg p;
		struct hpi_async_msg as;
		char fixed_size[32];
	} u;
};

#define HPI_MESSAGE_SIZE_BY_OBJECT { \
	sizeof(struct hpi_message_header) ,   /* Default, no object type 0 */ \
	sizeof(struct hpi_message_header) + sizeof(struct hpi_subsys_msg),\
	sizeof(struct hpi_message_header) + sizeof(union hpi_adapterx_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_mixer_msg),\
	sizeof(struct hpi_message_header) ,   /* no node message */ \
	sizeof(struct hpi_message_header) + sizeof(struct hpi_control_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_nvmemory_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_gpio_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_watchdog_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_clock_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_profile_msg),\
	sizeof(struct hpi_message_header), /* controlx obj removed */ \
	sizeof(struct hpi_message_header) + sizeof(struct hpi_async_msg) \
}

/*
Note that the wSpecificError error field should be inspected and potentially
reported whenever HPI_ERROR_DSP_COMMUNICATION or HPI_ERROR_DSP_BOOTLOAD is
returned in wError.
*/
struct hpi_response_header {
	u16 size;
	u8 type;		/* HPI_TYPE_RESPONSE  */
	u8 version;		/* response version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 error;		/* HPI_ERROR_xxx */
	u16 specific_error;	/* adapter specific error */
};

struct hpi_response {
/* following fields must match HPI_RESPONSE_HEADER */
	u16 size;
	u8 type;		/* HPI_TYPE_RESPONSE  */
	u8 version;		/* response version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 error;		/* HPI_ERROR_xxx */
	u16 specific_error;	/* adapter specific error */
	union {
		struct hpi_subsys_res s;
		union hpi_adapterx_res ax;
		struct hpi_stream_res d;
		struct hpi_mixer_res m;
		union hpi_mixerx_res mx;	/* extended mixer; */
		struct hpi_control_res c;	/* mixer control; */
		/* identical to hpi_control_res, but field naming is improved */
		union hpi_control_union_res cu;
		struct hpi_nvmemory_res n;
		struct hpi_gpio_res l;	/* digital i/o */
		struct hpi_watchdog_res w;
		struct hpi_clock_res t;	/* dsp time */
		struct hpi_profile_res p;
		struct hpi_async_res as;
		u8 bytes[52];
	} u;
};

#define HPI_RESPONSE_SIZE_BY_OBJECT { \
	sizeof(struct hpi_response_header) ,/* Default, no object type 0 */ \
	sizeof(struct hpi_response_header) + sizeof(struct hpi_subsys_res),\
	sizeof(struct hpi_response_header) + sizeof(union  hpi_adapterx_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_mixer_res),\
	sizeof(struct hpi_response_header) , /* no node response */ \
	sizeof(struct hpi_response_header) + sizeof(struct hpi_control_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_nvmemory_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_gpio_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_watchdog_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_clock_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_profile_res),\
	sizeof(struct hpi_response_header), /* controlx obj removed */ \
	sizeof(struct hpi_response_header) + sizeof(struct hpi_async_res) \
}

/*********************** version 1 message/response **************************/
#define HPINET_ETHERNET_DATA_SIZE (1500)
#define HPINET_IP_HDR_SIZE (20)
#define HPINET_IP_DATA_SIZE (HPINET_ETHERNET_DATA_SIZE - HPINET_IP_HDR_SIZE)
#define HPINET_UDP_HDR_SIZE (8)
#define HPINET_UDP_DATA_SIZE (HPINET_IP_DATA_SIZE - HPINET_UDP_HDR_SIZE)
#define HPINET_ASI_HDR_SIZE (2)
#define HPINET_ASI_DATA_SIZE (HPINET_UDP_DATA_SIZE - HPINET_ASI_HDR_SIZE)

#define HPI_MAX_PAYLOAD_SIZE (HPINET_ASI_DATA_SIZE - 2)

/* New style message/response, but still V0 compatible */
struct hpi_msg_adapter_get_info {
	struct hpi_message_header h;
};

struct hpi_res_adapter_get_info {
	struct hpi_response_header h;	/*v0 */
	struct hpi_adapter_res p;
};

struct hpi_res_adapter_debug_read {
	struct hpi_response_header h;
	u8 bytes[1024];
};

struct hpi_msg_cobranet_hmi {
	u16 attribute;
	u16 padding;
	u32 hmi_address;
	u32 byte_count;
};

struct hpi_msg_cobranet_hmiwrite {
	struct hpi_message_header h;
	struct hpi_msg_cobranet_hmi p;
	u8 bytes[256];
};

struct hpi_msg_cobranet_hmiread {
	struct hpi_message_header h;
	struct hpi_msg_cobranet_hmi p;
};

struct hpi_res_cobranet_hmiread {
	struct hpi_response_header h;
	u32 byte_count;
	u8 bytes[256];
};

#if 1
#define hpi_message_header_v1 hpi_message_header
#define hpi_response_header_v1 hpi_response_header
#else
/* V1 headers in Addition to v0 headers */
struct hpi_message_header_v1 {
	struct hpi_message_header h0;
/* struct {
} h1; */
};

struct hpi_response_header_v1 {
	struct hpi_response_header h0;
	struct {
		u16 adapter_index;	/* the adapter index */
		u16 obj_index;	/* object index */
	} h1;
};
#endif

struct hpi_msg_payload_v0 {
	struct hpi_message_header h;
	union {
		struct hpi_subsys_msg s;
		union hpi_adapterx_msg ax;
		struct hpi_stream_msg d;
		struct hpi_mixer_msg m;
		union hpi_mixerx_msg mx;
		struct hpi_control_msg c;
		struct hpi_control_union_msg cu;
		struct hpi_nvmemory_msg n;
		struct hpi_gpio_msg l;
		struct hpi_watchdog_msg w;
		struct hpi_clock_msg t;
		struct hpi_profile_msg p;
		struct hpi_async_msg as;
	} u;
};

struct hpi_res_payload_v0 {
	struct hpi_response_header h;
	union {
		struct hpi_subsys_res s;
		union hpi_adapterx_res ax;
		struct hpi_stream_res d;
		struct hpi_mixer_res m;
		union hpi_mixerx_res mx;
		struct hpi_control_res c;
		union hpi_control_union_res cu;
		struct hpi_nvmemory_res n;
		struct hpi_gpio_res l;
		struct hpi_watchdog_res w;
		struct hpi_clock_res t;
		struct hpi_profile_res p;
		struct hpi_async_res as;
	} u;
};

union hpi_message_buffer_v1 {
	struct hpi_message m0;	/* version 0 */
	struct hpi_message_header_v1 h;
	u8 buf[HPI_MAX_PAYLOAD_SIZE];
};

union hpi_response_buffer_v1 {
	struct hpi_response r0;	/* version 0 */
	struct hpi_response_header_v1 h;
	u8 buf[HPI_MAX_PAYLOAD_SIZE];
};

compile_time_assert((sizeof(union hpi_message_buffer_v1) <=
		HPI_MAX_PAYLOAD_SIZE), message_buffer_ok);
compile_time_assert((sizeof(union hpi_response_buffer_v1) <=
		HPI_MAX_PAYLOAD_SIZE), response_buffer_ok);

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for compact control calls  */
struct hpi_control_defn {
	u8 type;
	u8 channels;
	u8 src_node_type;
	u8 src_node_index;
	u8 dest_node_type;
	u8 dest_node_index;
};

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for control caching (internal to HPI<->DSP interaction)      */

/** indicates a cached u16 value is invalid. */
#define HPI_CACHE_INVALID_UINT16 0xFFFF
/** indicates a cached short value is invalid. */
#define HPI_CACHE_INVALID_SHORT -32768

/** A compact representation of (part of) a controls state.
Used for efficient transfer of the control state
between DSP and host or across a network
*/
struct hpi_control_cache_info {
	/** one of HPI_CONTROL_* */
	u8 control_type;
	/** The total size of cached information in 32-bit words. */
	u8 size_in32bit_words;
	/** The original index of the control on the DSP */
	u16 control_index;
};

struct hpi_control_cache_vol {
	struct hpi_control_cache_info i;
	short an_log[2];
	unsigned short flags;
	char padding[2];
};

struct hpi_control_cache_meter {
	struct hpi_control_cache_info i;
	short an_log_peak[2];
	short an_logRMS[2];
};

struct hpi_control_cache_channelmode {
	struct hpi_control_cache_info i;
	u16 mode;
	char temp_padding[6];
};

struct hpi_control_cache_mux {
	struct hpi_control_cache_info i;
	u16 source_node_type;
	u16 source_node_index;
	char temp_padding[4];
};

struct hpi_control_cache_level {
	struct hpi_control_cache_info i;
	short an_log[2];
	char temp_padding[4];
};

struct hpi_control_cache_tuner {
	struct hpi_control_cache_info i;
	u32 freq_ink_hz;
	u16 band;
	short s_level_avg;
};

struct hpi_control_cache_aes3rx {
	struct hpi_control_cache_info i;
	u32 error_status;
	u32 format;
};

struct hpi_control_cache_aes3tx {
	struct hpi_control_cache_info i;
	u32 format;
	char temp_padding[4];
};

struct hpi_control_cache_tonedetector {
	struct hpi_control_cache_info i;
	u16 state;
	char temp_padding[6];
};

struct hpi_control_cache_silencedetector {
	struct hpi_control_cache_info i;
	u32 state;
	char temp_padding[4];
};

struct hpi_control_cache_sampleclock {
	struct hpi_control_cache_info i;
	u16 source;
	u16 source_index;
	u32 sample_rate;
};

struct hpi_control_cache_microphone {
	struct hpi_control_cache_info i;
	u16 phantom_state;
	char temp_padding[6];
};

struct hpi_control_cache_single {
	union {
		struct hpi_control_cache_info i;
		struct hpi_control_cache_vol vol;
		struct hpi_control_cache_meter meter;
		struct hpi_control_cache_channelmode mode;
		struct hpi_control_cache_mux mux;
		struct hpi_control_cache_level level;
		struct hpi_control_cache_tuner tuner;
		struct hpi_control_cache_aes3rx aes3rx;
		struct hpi_control_cache_aes3tx aes3tx;
		struct hpi_control_cache_tonedetector tone;
		struct hpi_control_cache_silencedetector silence;
		struct hpi_control_cache_sampleclock clk;
		struct hpi_control_cache_microphone microphone;
	} u;
};

struct hpi_control_cache_pad {
	struct hpi_control_cache_info i;
	u32 field_valid_flags;
	u8 c_channel[40];
	u8 c_artist[100];
	u8 c_title[100];
	u8 c_comment[200];
	u32 pTY;
	u32 pI;
	u32 traffic_supported;
	u32 traffic_anouncement;
};

/* 2^N sized FIFO buffer (internal to HPI<->DSP interaction) */
struct hpi_fifo_buffer {
	u32 size;
	u32 dsp_index;
	u32 host_index;
};

#ifndef DISABLE_PRAGMA_PACK1
#pragma pack(pop)
#endif

/* skip host side function declarations for DSP
   compile and documentation extraction */

char hpi_handle_object(const u32 handle);

void hpi_handle_to_indexes(const u32 handle, u16 *pw_adapter_index,
	u16 *pw_object_index);

u32 hpi_indexes_to_handle(const char c_object, const u16 adapter_index,
	const u16 object_index);

/*////////////////////////////////////////////////////////////////////////// */

/* main HPI entry point */
void hpi_send_recv(struct hpi_message *phm, struct hpi_response *phr);

/* used in PnP OS/driver */
u16 hpi_subsys_create_adapter(const struct hpi_resource *p_resource,
	u16 *pw_adapter_index);

u16 hpi_outstream_host_buffer_get_info(u32 h_outstream, u8 **pp_buffer,
	struct hpi_hostbuffer_status **pp_status);

u16 hpi_instream_host_buffer_get_info(u32 h_instream, u8 **pp_buffer,
	struct hpi_hostbuffer_status **pp_status);

u16 hpi_adapter_restart(u16 adapter_index);

/*
The following 3 functions were last declared in header files for
driver 3.10. HPI_ControlQuery() used to be the recommended way
of getting a volume range. Declared here for binary asihpi32.dll
compatibility.
*/

void hpi_format_to_msg(struct hpi_msg_format *pMF,
	const struct hpi_format *pF);
void hpi_stream_response_to_legacy(struct hpi_stream_res *pSR);

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for individual HPI entry points */
hpi_handler_func HPI_6000;
hpi_handler_func HPI_6205;

#endif				/* _HPI_INTERNAL_H_ */