summaryrefslogtreecommitdiffstats
path: root/sound/soc/sof/ipc3.c
blob: c03dd513fbff142fee51a9b0233920024d691f1d (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
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
//
// This file is provided under a dual BSD/GPLv2 license.  When using or
// redistributing this file, you may do so under either license.
//
// Copyright(c) 2021 Intel Corporation. All rights reserved.
//
//

#include <sound/sof/stream.h>
#include <sound/sof/control.h>
#include <trace/events/sof.h>
#include "sof-priv.h"
#include "sof-audio.h"
#include "ipc3-priv.h"
#include "ops.h"

typedef void (*ipc3_rx_callback)(struct snd_sof_dev *sdev, void *msg_buf);

#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_VERBOSE_IPC)
static void ipc3_log_header(struct device *dev, u8 *text, u32 cmd)
{
	u8 *str;
	u8 *str2 = NULL;
	u32 glb;
	u32 type;
	bool is_sof_ipc_stream_position = false;

	glb = cmd & SOF_GLB_TYPE_MASK;
	type = cmd & SOF_CMD_TYPE_MASK;

	switch (glb) {
	case SOF_IPC_GLB_REPLY:
		str = "GLB_REPLY"; break;
	case SOF_IPC_GLB_COMPOUND:
		str = "GLB_COMPOUND"; break;
	case SOF_IPC_GLB_TPLG_MSG:
		str = "GLB_TPLG_MSG";
		switch (type) {
		case SOF_IPC_TPLG_COMP_NEW:
			str2 = "COMP_NEW"; break;
		case SOF_IPC_TPLG_COMP_FREE:
			str2 = "COMP_FREE"; break;
		case SOF_IPC_TPLG_COMP_CONNECT:
			str2 = "COMP_CONNECT"; break;
		case SOF_IPC_TPLG_PIPE_NEW:
			str2 = "PIPE_NEW"; break;
		case SOF_IPC_TPLG_PIPE_FREE:
			str2 = "PIPE_FREE"; break;
		case SOF_IPC_TPLG_PIPE_CONNECT:
			str2 = "PIPE_CONNECT"; break;
		case SOF_IPC_TPLG_PIPE_COMPLETE:
			str2 = "PIPE_COMPLETE"; break;
		case SOF_IPC_TPLG_BUFFER_NEW:
			str2 = "BUFFER_NEW"; break;
		case SOF_IPC_TPLG_BUFFER_FREE:
			str2 = "BUFFER_FREE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_PM_MSG:
		str = "GLB_PM_MSG";
		switch (type) {
		case SOF_IPC_PM_CTX_SAVE:
			str2 = "CTX_SAVE"; break;
		case SOF_IPC_PM_CTX_RESTORE:
			str2 = "CTX_RESTORE"; break;
		case SOF_IPC_PM_CTX_SIZE:
			str2 = "CTX_SIZE"; break;
		case SOF_IPC_PM_CLK_SET:
			str2 = "CLK_SET"; break;
		case SOF_IPC_PM_CLK_GET:
			str2 = "CLK_GET"; break;
		case SOF_IPC_PM_CLK_REQ:
			str2 = "CLK_REQ"; break;
		case SOF_IPC_PM_CORE_ENABLE:
			str2 = "CORE_ENABLE"; break;
		case SOF_IPC_PM_GATE:
			str2 = "GATE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_COMP_MSG:
		str = "GLB_COMP_MSG";
		switch (type) {
		case SOF_IPC_COMP_SET_VALUE:
			str2 = "SET_VALUE"; break;
		case SOF_IPC_COMP_GET_VALUE:
			str2 = "GET_VALUE"; break;
		case SOF_IPC_COMP_SET_DATA:
			str2 = "SET_DATA"; break;
		case SOF_IPC_COMP_GET_DATA:
			str2 = "GET_DATA"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_STREAM_MSG:
		str = "GLB_STREAM_MSG";
		switch (type) {
		case SOF_IPC_STREAM_PCM_PARAMS:
			str2 = "PCM_PARAMS"; break;
		case SOF_IPC_STREAM_PCM_PARAMS_REPLY:
			str2 = "PCM_REPLY"; break;
		case SOF_IPC_STREAM_PCM_FREE:
			str2 = "PCM_FREE"; break;
		case SOF_IPC_STREAM_TRIG_START:
			str2 = "TRIG_START"; break;
		case SOF_IPC_STREAM_TRIG_STOP:
			str2 = "TRIG_STOP"; break;
		case SOF_IPC_STREAM_TRIG_PAUSE:
			str2 = "TRIG_PAUSE"; break;
		case SOF_IPC_STREAM_TRIG_RELEASE:
			str2 = "TRIG_RELEASE"; break;
		case SOF_IPC_STREAM_TRIG_DRAIN:
			str2 = "TRIG_DRAIN"; break;
		case SOF_IPC_STREAM_TRIG_XRUN:
			str2 = "TRIG_XRUN"; break;
		case SOF_IPC_STREAM_POSITION:
			is_sof_ipc_stream_position = true;
			str2 = "POSITION"; break;
		case SOF_IPC_STREAM_VORBIS_PARAMS:
			str2 = "VORBIS_PARAMS"; break;
		case SOF_IPC_STREAM_VORBIS_FREE:
			str2 = "VORBIS_FREE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_FW_READY:
		str = "FW_READY"; break;
	case SOF_IPC_GLB_DAI_MSG:
		str = "GLB_DAI_MSG";
		switch (type) {
		case SOF_IPC_DAI_CONFIG:
			str2 = "CONFIG"; break;
		case SOF_IPC_DAI_LOOPBACK:
			str2 = "LOOPBACK"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_TRACE_MSG:
		str = "GLB_TRACE_MSG";
		switch (type) {
		case SOF_IPC_TRACE_DMA_PARAMS:
			str2 = "DMA_PARAMS"; break;
		case SOF_IPC_TRACE_DMA_POSITION:
			if (!sof_debug_check_flag(SOF_DBG_PRINT_DMA_POSITION_UPDATE_LOGS))
				return;
			str2 = "DMA_POSITION"; break;
		case SOF_IPC_TRACE_DMA_PARAMS_EXT:
			str2 = "DMA_PARAMS_EXT"; break;
		case SOF_IPC_TRACE_FILTER_UPDATE:
			str2 = "FILTER_UPDATE"; break;
		case SOF_IPC_TRACE_DMA_FREE:
			str2 = "DMA_FREE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_TEST_MSG:
		str = "GLB_TEST_MSG";
		switch (type) {
		case SOF_IPC_TEST_IPC_FLOOD:
			str2 = "IPC_FLOOD"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_DEBUG:
		str = "GLB_DEBUG";
		switch (type) {
		case SOF_IPC_DEBUG_MEM_USAGE:
			str2 = "MEM_USAGE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	case SOF_IPC_GLB_PROBE:
		str = "GLB_PROBE";
		switch (type) {
		case SOF_IPC_PROBE_INIT:
			str2 = "INIT"; break;
		case SOF_IPC_PROBE_DEINIT:
			str2 = "DEINIT"; break;
		case SOF_IPC_PROBE_DMA_ADD:
			str2 = "DMA_ADD"; break;
		case SOF_IPC_PROBE_DMA_INFO:
			str2 = "DMA_INFO"; break;
		case SOF_IPC_PROBE_DMA_REMOVE:
			str2 = "DMA_REMOVE"; break;
		case SOF_IPC_PROBE_POINT_ADD:
			str2 = "POINT_ADD"; break;
		case SOF_IPC_PROBE_POINT_INFO:
			str2 = "POINT_INFO"; break;
		case SOF_IPC_PROBE_POINT_REMOVE:
			str2 = "POINT_REMOVE"; break;
		default:
			str2 = "unknown type"; break;
		}
		break;
	default:
		str = "unknown GLB command"; break;
	}

	if (str2) {
		if (is_sof_ipc_stream_position)
			trace_sof_stream_position_ipc_rx(dev);
		else
			dev_dbg(dev, "%s: 0x%x: %s: %s\n", text, cmd, str, str2);
	} else {
		dev_dbg(dev, "%s: 0x%x: %s\n", text, cmd, str);
	}
}
#else
static inline void ipc3_log_header(struct device *dev, u8 *text, u32 cmd)
{
	if ((cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_TRACE_MSG)
		dev_dbg(dev, "%s: 0x%x\n", text, cmd);
}
#endif

static void sof_ipc3_dump_payload(struct snd_sof_dev *sdev,
				  void *ipc_data, size_t size)
{
	printk(KERN_DEBUG "Size of payload following the header: %zu\n", size);
	print_hex_dump_debug("Message payload: ", DUMP_PREFIX_OFFSET,
			     16, 4, ipc_data, size, false);
}

static int sof_ipc3_get_reply(struct snd_sof_dev *sdev)
{
	struct snd_sof_ipc_msg *msg = sdev->msg;
	struct sof_ipc_reply *reply;
	int ret = 0;

	/* get the generic reply */
	reply = msg->reply_data;
	snd_sof_dsp_mailbox_read(sdev, sdev->host_box.offset, reply, sizeof(*reply));

	if (reply->error < 0)
		return reply->error;

	if (!reply->hdr.size) {
		/* Reply should always be >= sizeof(struct sof_ipc_reply) */
		if (msg->reply_size)
			dev_err(sdev->dev,
				"empty reply received, expected %zu bytes\n",
				msg->reply_size);
		else
			dev_err(sdev->dev, "empty reply received\n");

		return -EINVAL;
	}

	if (msg->reply_size > 0) {
		if (reply->hdr.size == msg->reply_size) {
			ret = 0;
		} else if (reply->hdr.size < msg->reply_size) {
			dev_dbg(sdev->dev,
				"reply size (%u) is less than expected (%zu)\n",
				reply->hdr.size, msg->reply_size);

			msg->reply_size = reply->hdr.size;
			ret = 0;
		} else {
			dev_err(sdev->dev,
				"reply size (%u) exceeds the buffer size (%zu)\n",
				reply->hdr.size, msg->reply_size);
			ret = -EINVAL;
		}

		/*
		 * get the full message if reply->hdr.size <= msg->reply_size
		 * and the reply->hdr.size > sizeof(struct sof_ipc_reply)
		 */
		if (!ret && msg->reply_size > sizeof(*reply))
			snd_sof_dsp_mailbox_read(sdev, sdev->host_box.offset,
						 msg->reply_data, msg->reply_size);
	}

	return ret;
}

/* wait for IPC message reply */
static int ipc3_wait_tx_done(struct snd_sof_ipc *ipc, void *reply_data)
{
	struct snd_sof_ipc_msg *msg = &ipc->msg;
	struct sof_ipc_cmd_hdr *hdr = msg->msg_data;
	struct snd_sof_dev *sdev = ipc->sdev;
	int ret;

	/* wait for DSP IPC completion */
	ret = wait_event_timeout(msg->waitq, msg->ipc_complete,
				 msecs_to_jiffies(sdev->ipc_timeout));

	if (ret == 0) {
		dev_err(sdev->dev,
			"ipc tx timed out for %#x (msg/reply size: %d/%zu)\n",
			hdr->cmd, hdr->size, msg->reply_size);
		snd_sof_handle_fw_exception(ipc->sdev, "IPC timeout");
		ret = -ETIMEDOUT;
	} else {
		ret = msg->reply_error;
		if (ret < 0) {
			dev_err(sdev->dev,
				"ipc tx error for %#x (msg/reply size: %d/%zu): %d\n",
				hdr->cmd, hdr->size, msg->reply_size, ret);
		} else {
			if (sof_debug_check_flag(SOF_DBG_PRINT_IPC_SUCCESS_LOGS))
				ipc3_log_header(sdev->dev, "ipc tx succeeded", hdr->cmd);
			if (reply_data && msg->reply_size)
				/* copy the data returned from DSP */
				memcpy(reply_data, msg->reply_data,
				       msg->reply_size);
		}

		/* re-enable dumps after successful IPC tx */
		if (sdev->ipc_dump_printed) {
			sdev->dbg_dump_printed = false;
			sdev->ipc_dump_printed = false;
		}
	}

	return ret;
}

/* send IPC message from host to DSP */
static int ipc3_tx_msg_unlocked(struct snd_sof_ipc *ipc,
				void *msg_data, size_t msg_bytes,
				void *reply_data, size_t reply_bytes)
{
	struct sof_ipc_cmd_hdr *hdr = msg_data;
	struct snd_sof_dev *sdev = ipc->sdev;
	int ret;

	ipc3_log_header(sdev->dev, "ipc tx", hdr->cmd);

	ret = sof_ipc_send_msg(sdev, msg_data, msg_bytes, reply_bytes);

	if (ret) {
		dev_err_ratelimited(sdev->dev,
				    "%s: ipc message send for %#x failed: %d\n",
				    __func__, hdr->cmd, ret);
		return ret;
	}

	/* now wait for completion */
	return ipc3_wait_tx_done(ipc, reply_data);
}

static int sof_ipc3_tx_msg(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
			   void *reply_data, size_t reply_bytes, bool no_pm)
{
	struct snd_sof_ipc *ipc = sdev->ipc;
	int ret;

	if (!msg_data || msg_bytes < sizeof(struct sof_ipc_cmd_hdr)) {
		dev_err_ratelimited(sdev->dev, "No IPC message to send\n");
		return -EINVAL;
	}

	if (!no_pm) {
		const struct sof_dsp_power_state target_state = {
			.state = SOF_DSP_PM_D0,
		};

		/* ensure the DSP is in D0 before sending a new IPC */
		ret = snd_sof_dsp_set_power_state(sdev, &target_state);
		if (ret < 0) {
			dev_err(sdev->dev, "%s: resuming DSP failed: %d\n",
				__func__, ret);
			return ret;
		}
	}

	/* Serialise IPC TX */
	mutex_lock(&ipc->tx_mutex);

	ret = ipc3_tx_msg_unlocked(ipc, msg_data, msg_bytes, reply_data, reply_bytes);

	if (sof_debug_check_flag(SOF_DBG_DUMP_IPC_MESSAGE_PAYLOAD)) {
		size_t payload_bytes, header_bytes;
		char *payload = NULL;

		/* payload is indicated by non zero msg/reply_bytes */
		if (msg_bytes > sizeof(struct sof_ipc_cmd_hdr)) {
			payload = msg_data;

			header_bytes = sizeof(struct sof_ipc_cmd_hdr);
			payload_bytes = msg_bytes - header_bytes;
		} else if (reply_bytes > sizeof(struct sof_ipc_reply)) {
			payload = reply_data;

			header_bytes = sizeof(struct sof_ipc_reply);
			payload_bytes = reply_bytes - header_bytes;
		}

		if (payload) {
			payload += header_bytes;
			sof_ipc3_dump_payload(sdev, payload, payload_bytes);
		}
	}

	mutex_unlock(&ipc->tx_mutex);

	return ret;
}

static int sof_ipc3_set_get_data(struct snd_sof_dev *sdev, void *data, size_t data_bytes,
				 bool set)
{
	size_t msg_bytes, hdr_bytes, payload_size, send_bytes;
	struct sof_ipc_ctrl_data *cdata = data;
	struct sof_ipc_ctrl_data *cdata_chunk;
	struct snd_sof_ipc *ipc = sdev->ipc;
	size_t offset = 0;
	u8 *src, *dst;
	u32 num_msg;
	int ret = 0;
	int i;

	if (!cdata || data_bytes < sizeof(*cdata))
		return -EINVAL;

	if ((cdata->rhdr.hdr.cmd & SOF_GLB_TYPE_MASK) != SOF_IPC_GLB_COMP_MSG) {
		dev_err(sdev->dev, "%s: Not supported message type of %#x\n",
			__func__, cdata->rhdr.hdr.cmd);
		return -EINVAL;
	}

	/* send normal size ipc in one part */
	if (cdata->rhdr.hdr.size <= ipc->max_payload_size)
		return sof_ipc3_tx_msg(sdev, cdata, cdata->rhdr.hdr.size,
				       cdata, cdata->rhdr.hdr.size, false);

	cdata_chunk = kzalloc(ipc->max_payload_size, GFP_KERNEL);
	if (!cdata_chunk)
		return -ENOMEM;

	switch (cdata->type) {
	case SOF_CTRL_TYPE_VALUE_CHAN_GET:
	case SOF_CTRL_TYPE_VALUE_CHAN_SET:
		hdr_bytes = sizeof(struct sof_ipc_ctrl_data);
		if (set) {
			src = (u8 *)cdata->chanv;
			dst = (u8 *)cdata_chunk->chanv;
		} else {
			src = (u8 *)cdata_chunk->chanv;
			dst = (u8 *)cdata->chanv;
		}
		break;
	case SOF_CTRL_TYPE_DATA_GET:
	case SOF_CTRL_TYPE_DATA_SET:
		hdr_bytes = sizeof(struct sof_ipc_ctrl_data) + sizeof(struct sof_abi_hdr);
		if (set) {
			src = (u8 *)cdata->data->data;
			dst = (u8 *)cdata_chunk->data->data;
		} else {
			src = (u8 *)cdata_chunk->data->data;
			dst = (u8 *)cdata->data->data;
		}
		break;
	default:
		kfree(cdata_chunk);
		return -EINVAL;
	}

	msg_bytes = cdata->rhdr.hdr.size - hdr_bytes;
	payload_size = ipc->max_payload_size - hdr_bytes;
	num_msg = DIV_ROUND_UP(msg_bytes, payload_size);

	/* copy the header data */
	memcpy(cdata_chunk, cdata, hdr_bytes);

	/* Serialise IPC TX */
	mutex_lock(&sdev->ipc->tx_mutex);

	/* copy the payload data in a loop */
	for (i = 0; i < num_msg; i++) {
		send_bytes = min(msg_bytes, payload_size);
		cdata_chunk->num_elems = send_bytes;
		cdata_chunk->rhdr.hdr.size = hdr_bytes + send_bytes;
		cdata_chunk->msg_index = i;
		msg_bytes -= send_bytes;
		cdata_chunk->elems_remaining = msg_bytes;

		if (set)
			memcpy(dst, src + offset, send_bytes);

		ret = ipc3_tx_msg_unlocked(sdev->ipc,
					   cdata_chunk, cdata_chunk->rhdr.hdr.size,
					   cdata_chunk, cdata_chunk->rhdr.hdr.size);
		if (ret < 0)
			break;

		if (!set)
			memcpy(dst + offset, src, send_bytes);

		offset += payload_size;
	}

	if (sof_debug_check_flag(SOF_DBG_DUMP_IPC_MESSAGE_PAYLOAD)) {
		size_t header_bytes = sizeof(struct sof_ipc_reply);
		char *payload = (char *)cdata;

		payload += header_bytes;
		sof_ipc3_dump_payload(sdev, payload, data_bytes - header_bytes);
	}

	mutex_unlock(&sdev->ipc->tx_mutex);

	kfree(cdata_chunk);

	return ret;
}

int sof_ipc3_get_ext_windows(struct snd_sof_dev *sdev,
			     const struct sof_ipc_ext_data_hdr *ext_hdr)
{
	const struct sof_ipc_window *w =
		container_of(ext_hdr, struct sof_ipc_window, ext_hdr);

	if (w->num_windows == 0 || w->num_windows > SOF_IPC_MAX_ELEMS)
		return -EINVAL;

	if (sdev->info_window) {
		if (memcmp(sdev->info_window, w, ext_hdr->hdr.size)) {
			dev_err(sdev->dev, "mismatch between window descriptor from extended manifest and mailbox");
			return -EINVAL;
		}
		return 0;
	}

	/* keep a local copy of the data */
	sdev->info_window = devm_kmemdup(sdev->dev, w, ext_hdr->hdr.size, GFP_KERNEL);
	if (!sdev->info_window)
		return -ENOMEM;

	return 0;
}

int sof_ipc3_get_cc_info(struct snd_sof_dev *sdev,
			 const struct sof_ipc_ext_data_hdr *ext_hdr)
{
	int ret;

	const struct sof_ipc_cc_version *cc =
		container_of(ext_hdr, struct sof_ipc_cc_version, ext_hdr);

	if (sdev->cc_version) {
		if (memcmp(sdev->cc_version, cc, cc->ext_hdr.hdr.size)) {
			dev_err(sdev->dev,
				"Receive diverged cc_version descriptions");
			return -EINVAL;
		}
		return 0;
	}

	dev_dbg(sdev->dev,
		"Firmware info: used compiler %s %d:%d:%d%s used optimization flags %s\n",
		cc->name, cc->major, cc->minor, cc->micro, cc->desc, cc->optim);

	/* create read-only cc_version debugfs to store compiler version info */
	/* use local copy of the cc_version to prevent data corruption */
	if (sdev->first_boot) {
		sdev->cc_version = devm_kmemdup(sdev->dev, cc, cc->ext_hdr.hdr.size, GFP_KERNEL);
		if (!sdev->cc_version)
			return -ENOMEM;

		ret = snd_sof_debugfs_buf_item(sdev, sdev->cc_version,
					       cc->ext_hdr.hdr.size,
					       "cc_version", 0444);

		/* errors are only due to memory allocation, not debugfs */
		if (ret < 0) {
			dev_err(sdev->dev, "snd_sof_debugfs_buf_item failed\n");
			return ret;
		}
	}

	return 0;
}

/* parse the extended FW boot data structures from FW boot message */
static int ipc3_fw_parse_ext_data(struct snd_sof_dev *sdev, u32 offset)
{
	struct sof_ipc_ext_data_hdr *ext_hdr;
	void *ext_data;
	int ret = 0;

	ext_data = kzalloc(PAGE_SIZE, GFP_KERNEL);
	if (!ext_data)
		return -ENOMEM;

	/* get first header */
	snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, ext_data,
			       sizeof(*ext_hdr));
	ext_hdr = ext_data;

	while (ext_hdr->hdr.cmd == SOF_IPC_FW_READY) {
		/* read in ext structure */
		snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM,
				       offset + sizeof(*ext_hdr),
				       (void *)((u8 *)ext_data + sizeof(*ext_hdr)),
				       ext_hdr->hdr.size - sizeof(*ext_hdr));

		dev_dbg(sdev->dev, "found ext header type %d size 0x%x\n",
			ext_hdr->type, ext_hdr->hdr.size);

		/* process structure data */
		switch (ext_hdr->type) {
		case SOF_IPC_EXT_WINDOW:
			ret = sof_ipc3_get_ext_windows(sdev, ext_hdr);
			break;
		case SOF_IPC_EXT_CC_INFO:
			ret = sof_ipc3_get_cc_info(sdev, ext_hdr);
			break;
		case SOF_IPC_EXT_UNUSED:
		case SOF_IPC_EXT_PROBE_INFO:
		case SOF_IPC_EXT_USER_ABI_INFO:
			/* They are supported but we don't do anything here */
			break;
		default:
			dev_info(sdev->dev, "unknown ext header type %d size 0x%x\n",
				 ext_hdr->type, ext_hdr->hdr.size);
			ret = 0;
			break;
		}

		if (ret < 0) {
			dev_err(sdev->dev, "Failed to parse ext data type %d\n",
				ext_hdr->type);
			break;
		}

		/* move to next header */
		offset += ext_hdr->hdr.size;
		snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, ext_data,
				       sizeof(*ext_hdr));
		ext_hdr = ext_data;
	}

	kfree(ext_data);
	return ret;
}

static void ipc3_get_windows(struct snd_sof_dev *sdev)
{
	struct sof_ipc_window_elem *elem;
	u32 outbox_offset = 0;
	u32 stream_offset = 0;
	u32 inbox_offset = 0;
	u32 outbox_size = 0;
	u32 stream_size = 0;
	u32 inbox_size = 0;
	u32 debug_size = 0;
	u32 debug_offset = 0;
	int window_offset;
	int i;

	if (!sdev->info_window) {
		dev_err(sdev->dev, "%s: No window info present\n", __func__);
		return;
	}

	for (i = 0; i < sdev->info_window->num_windows; i++) {
		elem = &sdev->info_window->window[i];

		window_offset = snd_sof_dsp_get_window_offset(sdev, elem->id);
		if (window_offset < 0) {
			dev_warn(sdev->dev, "No offset for window %d\n", elem->id);
			continue;
		}

		switch (elem->type) {
		case SOF_IPC_REGION_UPBOX:
			inbox_offset = window_offset + elem->offset;
			inbox_size = elem->size;
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							inbox_offset,
							elem->size, "inbox",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_DOWNBOX:
			outbox_offset = window_offset + elem->offset;
			outbox_size = elem->size;
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							outbox_offset,
							elem->size, "outbox",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_TRACE:
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							window_offset + elem->offset,
							elem->size, "etrace",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_DEBUG:
			debug_offset = window_offset + elem->offset;
			debug_size = elem->size;
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							window_offset + elem->offset,
							elem->size, "debug",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_STREAM:
			stream_offset = window_offset + elem->offset;
			stream_size = elem->size;
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							stream_offset,
							elem->size, "stream",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_REGS:
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							window_offset + elem->offset,
							elem->size, "regs",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		case SOF_IPC_REGION_EXCEPTION:
			sdev->dsp_oops_offset = window_offset + elem->offset;
			snd_sof_debugfs_add_region_item(sdev, SOF_FW_BLK_TYPE_SRAM,
							window_offset + elem->offset,
							elem->size, "exception",
							SOF_DEBUGFS_ACCESS_D0_ONLY);
			break;
		default:
			dev_err(sdev->dev, "%s: Illegal window info: %u\n",
				__func__, elem->type);
			return;
		}
	}

	if (outbox_size == 0 || inbox_size == 0) {
		dev_err(sdev->dev, "%s: Illegal mailbox window\n", __func__);
		return;
	}

	sdev->dsp_box.offset = inbox_offset;
	sdev->dsp_box.size = inbox_size;

	sdev->host_box.offset = outbox_offset;
	sdev->host_box.size = outbox_size;

	sdev->stream_box.offset = stream_offset;
	sdev->stream_box.size = stream_size;

	sdev->debug_box.offset = debug_offset;
	sdev->debug_box.size = debug_size;

	dev_dbg(sdev->dev, " mailbox upstream 0x%x - size 0x%x\n",
		inbox_offset, inbox_size);
	dev_dbg(sdev->dev, " mailbox downstream 0x%x - size 0x%x\n",
		outbox_offset, outbox_size);
	dev_dbg(sdev->dev, " stream region 0x%x - size 0x%x\n",
		stream_offset, stream_size);
	dev_dbg(sdev->dev, " debug region 0x%x - size 0x%x\n",
		debug_offset, debug_size);
}

static int ipc3_init_reply_data_buffer(struct snd_sof_dev *sdev)
{
	struct snd_sof_ipc_msg *msg = &sdev->ipc->msg;

	msg->reply_data = devm_kzalloc(sdev->dev, SOF_IPC_MSG_MAX_SIZE, GFP_KERNEL);
	if (!msg->reply_data)
		return -ENOMEM;

	sdev->ipc->max_payload_size = SOF_IPC_MSG_MAX_SIZE;

	return 0;
}

int sof_ipc3_validate_fw_version(struct snd_sof_dev *sdev)
{
	struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
	struct sof_ipc_fw_version *v = &ready->version;

	dev_info(sdev->dev,
		 "Firmware info: version %d:%d:%d-%s\n",  v->major, v->minor,
		 v->micro, v->tag);
	dev_info(sdev->dev,
		 "Firmware: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
		 SOF_ABI_VERSION_MAJOR(v->abi_version),
		 SOF_ABI_VERSION_MINOR(v->abi_version),
		 SOF_ABI_VERSION_PATCH(v->abi_version),
		 SOF_ABI_MAJOR, SOF_ABI_MINOR, SOF_ABI_PATCH);

	if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, v->abi_version)) {
		dev_err(sdev->dev, "incompatible FW ABI version\n");
		return -EINVAL;
	}

	if (IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS) &&
	    SOF_ABI_VERSION_MINOR(v->abi_version) > SOF_ABI_MINOR) {
		dev_err(sdev->dev, "FW ABI is more recent than kernel\n");
		return -EINVAL;
	}

	if (ready->flags & SOF_IPC_INFO_BUILD) {
		dev_info(sdev->dev,
			 "Firmware debug build %d on %s-%s - options:\n"
			 " GDB: %s\n"
			 " lock debug: %s\n"
			 " lock vdebug: %s\n",
			 v->build, v->date, v->time,
			 (ready->flags & SOF_IPC_INFO_GDB) ?
				"enabled" : "disabled",
			 (ready->flags & SOF_IPC_INFO_LOCKS) ?
				"enabled" : "disabled",
			 (ready->flags & SOF_IPC_INFO_LOCKSV) ?
				"enabled" : "disabled");
	}

	/* copy the fw_version into debugfs at first boot */
	memcpy(&sdev->fw_version, v, sizeof(*v));

	return 0;
}

static int ipc3_fw_ready(struct snd_sof_dev *sdev, u32 cmd)
{
	struct sof_ipc_fw_ready *fw_ready = &sdev->fw_ready;
	int offset;
	int ret;

	/* mailbox must be on 4k boundary */
	offset = snd_sof_dsp_get_mailbox_offset(sdev);
	if (offset < 0) {
		dev_err(sdev->dev, "%s: no mailbox offset\n", __func__);
		return offset;
	}

	dev_dbg(sdev->dev, "DSP is ready 0x%8.8x offset 0x%x\n", cmd, offset);

	/* no need to re-check version/ABI for subsequent boots */
	if (!sdev->first_boot)
		return 0;

	/*
	 * copy data from the DSP FW ready offset
	 * Subsequent error handling is not needed for BLK_TYPE_SRAM
	 */
	ret = snd_sof_dsp_block_read(sdev, SOF_FW_BLK_TYPE_SRAM, offset, fw_ready,
				     sizeof(*fw_ready));
	if (ret) {
		dev_err(sdev->dev,
			"Unable to read fw_ready, read from TYPE_SRAM failed\n");
		return ret;
	}

	/* make sure ABI version is compatible */
	ret = sof_ipc3_validate_fw_version(sdev);
	if (ret < 0)
		return ret;

	/* now check for extended data */
	ipc3_fw_parse_ext_data(sdev, offset + sizeof(struct sof_ipc_fw_ready));

	ipc3_get_windows(sdev);

	return ipc3_init_reply_data_buffer(sdev);
}

/* IPC stream position. */
static void ipc3_period_elapsed(struct snd_sof_dev *sdev, u32 msg_id)
{
	struct snd_soc_component *scomp = sdev->component;
	struct snd_sof_pcm_stream *stream;
	struct sof_ipc_stream_posn posn;
	struct snd_sof_pcm *spcm;
	int direction, ret;

	spcm = snd_sof_find_spcm_comp(scomp, msg_id, &direction);
	if (!spcm) {
		dev_err(sdev->dev, "period elapsed for unknown stream, msg_id %d\n",
			msg_id);
		return;
	}

	stream = &spcm->stream[direction];
	ret = snd_sof_ipc_msg_data(sdev, stream, &posn, sizeof(posn));
	if (ret < 0) {
		dev_warn(sdev->dev, "failed to read stream position: %d\n", ret);
		return;
	}

	trace_sof_ipc3_period_elapsed_position(sdev, &posn);

	memcpy(&stream->posn, &posn, sizeof(posn));

	if (spcm->pcm.compress)
		snd_sof_compr_fragment_elapsed(stream->cstream);
	else if (stream->substream->runtime &&
		 !stream->substream->runtime->no_period_wakeup)
		/* only inform ALSA for period_wakeup mode */
		snd_sof_pcm_period_elapsed(stream->substream);
}

/* DSP notifies host of an XRUN within FW */
static void ipc3_xrun(struct snd_sof_dev *sdev, u32 msg_id)
{
	struct snd_soc_component *scomp = sdev->component;
	struct snd_sof_pcm_stream *stream;
	struct sof_ipc_stream_posn posn;
	struct snd_sof_pcm *spcm;
	int direction, ret;

	spcm = snd_sof_find_spcm_comp(scomp, msg_id, &direction);
	if (!spcm) {
		dev_err(sdev->dev, "XRUN for unknown stream, msg_id %d\n",
			msg_id);
		return;
	}

	stream = &spcm->stream[direction];
	ret = snd_sof_ipc_msg_data(sdev, stream, &posn, sizeof(posn));
	if (ret < 0) {
		dev_warn(sdev->dev, "failed to read overrun position: %d\n", ret);
		return;
	}

	dev_dbg(sdev->dev,  "posn XRUN: host %llx comp %d size %d\n",
		posn.host_posn, posn.xrun_comp_id, posn.xrun_size);

#if defined(CONFIG_SND_SOC_SOF_DEBUG_XRUN_STOP)
	/* stop PCM on XRUN - used for pipeline debug */
	memcpy(&stream->posn, &posn, sizeof(posn));
	snd_pcm_stop_xrun(stream->substream);
#endif
}

/* stream notifications from firmware */
static void ipc3_stream_message(struct snd_sof_dev *sdev, void *msg_buf)
{
	struct sof_ipc_cmd_hdr *hdr = msg_buf;
	u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;
	u32 msg_id = SOF_IPC_MESSAGE_ID(hdr->cmd);

	switch (msg_type) {
	case SOF_IPC_STREAM_POSITION:
		ipc3_period_elapsed(sdev, msg_id);
		break;
	case SOF_IPC_STREAM_TRIG_XRUN:
		ipc3_xrun(sdev, msg_id);
		break;
	default:
		dev_err(sdev->dev, "unhandled stream message %#x\n",
			msg_id);
		break;
	}
}

/* component notifications from firmware */
static void ipc3_comp_notification(struct snd_sof_dev *sdev, void *msg_buf)
{
	const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
	struct sof_ipc_cmd_hdr *hdr = msg_buf;
	u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;

	switch (msg_type) {
	case SOF_IPC_COMP_GET_VALUE:
	case SOF_IPC_COMP_GET_DATA:
		break;
	default:
		dev_err(sdev->dev, "unhandled component message %#x\n", msg_type);
		return;
	}

	if (tplg_ops->control->update)
		tplg_ops->control->update(sdev, msg_buf);
}

static void ipc3_trace_message(struct snd_sof_dev *sdev, void *msg_buf)
{
	struct sof_ipc_cmd_hdr *hdr = msg_buf;
	u32 msg_type = hdr->cmd & SOF_CMD_TYPE_MASK;

	switch (msg_type) {
	case SOF_IPC_TRACE_DMA_POSITION:
		ipc3_dtrace_posn_update(sdev, msg_buf);
		break;
	default:
		dev_err(sdev->dev, "unhandled trace message %#x\n", msg_type);
		break;
	}
}

void sof_ipc3_do_rx_work(struct snd_sof_dev *sdev, struct sof_ipc_cmd_hdr *hdr, void *msg_buf)
{
	ipc3_rx_callback rx_callback = NULL;
	u32 cmd;
	int err;

	ipc3_log_header(sdev->dev, "ipc rx", hdr->cmd);

	if (hdr->size < sizeof(*hdr) || hdr->size > SOF_IPC_MSG_MAX_SIZE) {
		dev_err(sdev->dev, "The received message size is invalid: %u\n",
			hdr->size);
		return;
	}

	cmd = hdr->cmd & SOF_GLB_TYPE_MASK;

	/* check message type */
	switch (cmd) {
	case SOF_IPC_GLB_REPLY:
		dev_err(sdev->dev, "ipc reply unknown\n");
		break;
	case SOF_IPC_FW_READY:
		/* check for FW boot completion */
		if (sdev->fw_state == SOF_FW_BOOT_IN_PROGRESS) {
			err = ipc3_fw_ready(sdev, cmd);
			if (err < 0)
				sof_set_fw_state(sdev, SOF_FW_BOOT_READY_FAILED);
			else
				sof_set_fw_state(sdev, SOF_FW_BOOT_READY_OK);

			/* wake up firmware loader */
			wake_up(&sdev->boot_wait);
		}
		break;
	case SOF_IPC_GLB_COMPOUND:
	case SOF_IPC_GLB_TPLG_MSG:
	case SOF_IPC_GLB_PM_MSG:
		break;
	case SOF_IPC_GLB_COMP_MSG:
		rx_callback = ipc3_comp_notification;
		break;
	case SOF_IPC_GLB_STREAM_MSG:
		rx_callback = ipc3_stream_message;
		break;
	case SOF_IPC_GLB_TRACE_MSG:
		rx_callback = ipc3_trace_message;
		break;
	default:
		dev_err(sdev->dev, "%s: Unknown DSP message: 0x%x\n", __func__, cmd);
		break;
	}

	/* Call local handler for the message */
	if (rx_callback)
		rx_callback(sdev, msg_buf);

	/* Notify registered clients */
	sof_client_ipc_rx_dispatcher(sdev, msg_buf);

	ipc3_log_header(sdev->dev, "ipc rx done", hdr->cmd);
}
EXPORT_SYMBOL(sof_ipc3_do_rx_work);

/* DSP firmware has sent host a message  */
static void sof_ipc3_rx_msg(struct snd_sof_dev *sdev)
{
	struct sof_ipc_cmd_hdr hdr;
	void *msg_buf;
	int err;

	/* read back header */
	err = snd_sof_ipc_msg_data(sdev, NULL, &hdr, sizeof(hdr));
	if (err < 0) {
		dev_warn(sdev->dev, "failed to read IPC header: %d\n", err);
		return;
	}

	if (hdr.size < sizeof(hdr) || hdr.size > SOF_IPC_MSG_MAX_SIZE) {
		dev_err(sdev->dev, "The received message size is invalid\n");
		return;
	}

	/* read the full message */
	msg_buf = kmalloc(hdr.size, GFP_KERNEL);
	if (!msg_buf)
		return;

	err = snd_sof_ipc_msg_data(sdev, NULL, msg_buf, hdr.size);
	if (err < 0) {
		dev_err(sdev->dev, "%s: Failed to read message: %d\n", __func__, err);
		kfree(msg_buf);
		return;
	}

	sof_ipc3_do_rx_work(sdev, &hdr, msg_buf);

	kfree(msg_buf);
}

static int sof_ipc3_set_core_state(struct snd_sof_dev *sdev, int core_idx, bool on)
{
	struct sof_ipc_pm_core_config core_cfg = {
		.hdr.size = sizeof(core_cfg),
		.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE,
	};

	if (on)
		core_cfg.enable_mask = sdev->enabled_cores_mask | BIT(core_idx);
	else
		core_cfg.enable_mask = sdev->enabled_cores_mask & ~BIT(core_idx);

	return sof_ipc3_tx_msg(sdev, &core_cfg, sizeof(core_cfg), NULL, 0, false);
}

static int sof_ipc3_ctx_ipc(struct snd_sof_dev *sdev, int cmd)
{
	struct sof_ipc_pm_ctx pm_ctx = {
		.hdr.size = sizeof(pm_ctx),
		.hdr.cmd = SOF_IPC_GLB_PM_MSG | cmd,
	};

	/* send ctx save ipc to dsp */
	return sof_ipc3_tx_msg(sdev, &pm_ctx, sizeof(pm_ctx), NULL, 0, false);
}

static int sof_ipc3_ctx_save(struct snd_sof_dev *sdev)
{
	return sof_ipc3_ctx_ipc(sdev, SOF_IPC_PM_CTX_SAVE);
}

static int sof_ipc3_ctx_restore(struct snd_sof_dev *sdev)
{
	return sof_ipc3_ctx_ipc(sdev, SOF_IPC_PM_CTX_RESTORE);
}

static int sof_ipc3_set_pm_gate(struct snd_sof_dev *sdev, u32 flags)
{
	struct sof_ipc_pm_gate pm_gate;

	memset(&pm_gate, 0, sizeof(pm_gate));

	/* configure pm_gate ipc message */
	pm_gate.hdr.size = sizeof(pm_gate);
	pm_gate.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE;
	pm_gate.flags = flags;

	/* send pm_gate ipc to dsp */
	return sof_ipc_tx_message_no_pm_no_reply(sdev->ipc, &pm_gate, sizeof(pm_gate));
}

static const struct sof_ipc_pm_ops ipc3_pm_ops = {
	.ctx_save = sof_ipc3_ctx_save,
	.ctx_restore = sof_ipc3_ctx_restore,
	.set_core_state = sof_ipc3_set_core_state,
	.set_pm_gate = sof_ipc3_set_pm_gate,
};

const struct sof_ipc_ops ipc3_ops = {
	.tplg = &ipc3_tplg_ops,
	.pm = &ipc3_pm_ops,
	.pcm = &ipc3_pcm_ops,
	.fw_loader = &ipc3_loader_ops,
	.fw_tracing = &ipc3_dtrace_ops,

	.tx_msg = sof_ipc3_tx_msg,
	.rx_msg = sof_ipc3_rx_msg,
	.set_get_data = sof_ipc3_set_get_data,
	.get_reply = sof_ipc3_get_reply,
};