summaryrefslogtreecommitdiff
path: root/sound/soc/sof/sof-audio.h
blob: 4284ea2f3a1ff2275a7a939e6cdd94f50f7f6824 (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
/* 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) 2019 Intel Corporation. All rights reserved.
 *
 * Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
 */

#ifndef __SOUND_SOC_SOF_AUDIO_H
#define __SOUND_SOC_SOF_AUDIO_H

#include <linux/workqueue.h>

#include <sound/soc.h>
#include <sound/control.h>
#include <sound/sof/stream.h> /* needs to be included before control.h */
#include <sound/sof/control.h>
#include <sound/sof/dai.h>
#include <sound/sof/topology.h>
#include "sof-priv.h"

#define SOF_AUDIO_PCM_DRV_NAME	"sof-audio-component"

/* max number of FE PCMs before BEs */
#define SOF_BE_PCM_BASE		16

#define DMA_CHAN_INVALID	0xFFFFFFFF

#define WIDGET_IS_DAI(id) ((id) == snd_soc_dapm_dai_in || (id) == snd_soc_dapm_dai_out)
#define WIDGET_IS_AIF(id) ((id) == snd_soc_dapm_aif_in || (id) == snd_soc_dapm_aif_out)
#define WIDGET_IS_AIF_OR_DAI(id) (WIDGET_IS_DAI(id) || WIDGET_IS_AIF(id))

#define SOF_DAI_CLK_INTEL_SSP_MCLK	0
#define SOF_DAI_CLK_INTEL_SSP_BCLK	1

enum sof_widget_op {
	SOF_WIDGET_PREPARE,
	SOF_WIDGET_SETUP,
	SOF_WIDGET_FREE,
	SOF_WIDGET_UNPREPARE,
};

/*
 * Volume fractional word length define to 16 sets
 * the volume linear gain value to use Qx.16 format
 */
#define VOLUME_FWL	16

#define SOF_TLV_ITEMS 3

static inline u32 mixer_to_ipc(unsigned int value, u32 *volume_map, int size)
{
	if (value >= size)
		return volume_map[size - 1];

	return volume_map[value];
}

static inline u32 ipc_to_mixer(u32 value, u32 *volume_map, int size)
{
	int i;

	for (i = 0; i < size; i++) {
		if (volume_map[i] >= value)
			return i;
	}

	return i - 1;
}

struct snd_sof_widget;
struct snd_sof_route;
struct snd_sof_control;
struct snd_sof_dai;

struct snd_sof_dai_config_data {
	int dai_index;
	int dai_data; /* contains DAI-specific information */
};

/**
 * struct sof_ipc_pcm_ops - IPC-specific PCM ops
 * @hw_params: Function pointer for hw_params
 * @hw_free: Function pointer for hw_free
 * @trigger: Function pointer for trigger
 * @dai_link_fixup: Function pointer for DAI link fixup
 */
struct sof_ipc_pcm_ops {
	int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream,
			 struct snd_pcm_hw_params *params,
			 struct snd_sof_platform_stream_params *platform_params);
	int (*hw_free)(struct snd_soc_component *component, struct snd_pcm_substream *substream);
	int (*trigger)(struct snd_soc_component *component,  struct snd_pcm_substream *substream,
		       int cmd);
	int (*dai_link_fixup)(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params);
};

/**
 * struct sof_ipc_tplg_control_ops - IPC-specific ops for topology kcontrol IO
 */
struct sof_ipc_tplg_control_ops {
	bool (*volume_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*volume_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	bool (*switch_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*switch_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	bool (*enum_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*enum_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*bytes_put)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*bytes_get)(struct snd_sof_control *scontrol, struct snd_ctl_elem_value *ucontrol);
	int (*bytes_ext_get)(struct snd_sof_control *scontrol,
			     const unsigned int __user *binary_data, unsigned int size);
	int (*bytes_ext_volatile_get)(struct snd_sof_control *scontrol,
				      const unsigned int __user *binary_data, unsigned int size);
	int (*bytes_ext_put)(struct snd_sof_control *scontrol,
			     const unsigned int __user *binary_data, unsigned int size);
	/* update control data based on notification from the DSP */
	void (*update)(struct snd_sof_dev *sdev, void *ipc_control_message);
	/* Optional callback to setup kcontrols associated with an swidget */
	int (*widget_kcontrol_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
	/* mandatory callback to set up volume table for volume kcontrols */
	int (*set_up_volume_table)(struct snd_sof_control *scontrol, int tlv[SOF_TLV_ITEMS],
				   int size);
};

/**
 * struct sof_ipc_tplg_widget_ops - IPC-specific ops for topology widgets
 * @ipc_setup: Function pointer for setting up widget IPC params
 * @ipc_free: Function pointer for freeing widget IPC params
 * @token_list: List of token ID's that should be parsed for the widget
 * @token_list_size: number of elements in token_list
 * @bind_event: Function pointer for binding events to the widget
 * @ipc_prepare: Optional op for preparing a widget for set up
 * @ipc_unprepare: Optional op for unpreparing a widget
 */
struct sof_ipc_tplg_widget_ops {
	int (*ipc_setup)(struct snd_sof_widget *swidget);
	void (*ipc_free)(struct snd_sof_widget *swidget);
	enum sof_tokens *token_list;
	int token_list_size;
	int (*bind_event)(struct snd_soc_component *scomp, struct snd_sof_widget *swidget,
			  u16 event_type);
	int (*ipc_prepare)(struct snd_sof_widget *swidget,
			   struct snd_pcm_hw_params *fe_params,
			   struct snd_sof_platform_stream_params *platform_params,
			   struct snd_pcm_hw_params *source_params, int dir);
	void (*ipc_unprepare)(struct snd_sof_widget *swidget);
};

/**
 * struct sof_ipc_tplg_ops - IPC-specific topology ops
 * @widget: Array of pointers to IPC-specific ops for widgets. This should always be of size
 *	    SND_SOF_DAPM_TYPE_COUNT i.e one per widget type. Unsupported widget types will be
 *	    initialized to 0.
 * @control: Pointer to the IPC-specific ops for topology kcontrol IO
 * @route_setup: Function pointer for setting up pipeline connections
 * @route_free: Optional op for freeing pipeline connections.
 * @token_list: List of all tokens supported by the IPC version. The size of the token_list
 *		array should be SOF_TOKEN_COUNT. The unused elements in the array will be
 *		initialized to 0.
 * @control_setup: Function pointer for setting up kcontrol IPC-specific data
 * @control_free: Function pointer for freeing kcontrol IPC-specific data
 * @pipeline_complete: Function pointer for pipeline complete IPC
 * @widget_setup: Function pointer for setting up setup in the DSP
 * @widget_free: Function pointer for freeing widget in the DSP
 * @dai_config: Function pointer for sending DAI config IPC to the DSP
 * @dai_get_clk: Function pointer for getting the DAI clock setting
 * @set_up_all_pipelines: Function pointer for setting up all topology pipelines
 * @tear_down_all_pipelines: Function pointer for tearing down all topology pipelines
 * @parse_manifest: Optional function pointer for ipc4 specific parsing of topology manifest
 */
struct sof_ipc_tplg_ops {
	const struct sof_ipc_tplg_widget_ops *widget;
	const struct sof_ipc_tplg_control_ops *control;
	int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
	int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
	const struct sof_token_info *token_list;
	int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);
	int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);
	int (*pipeline_complete)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
	int (*widget_setup)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
	int (*widget_free)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
	int (*dai_config)(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget,
			  unsigned int flags, struct snd_sof_dai_config_data *data);
	int (*dai_get_clk)(struct snd_sof_dev *sdev, struct snd_sof_dai *dai, int clk_type);
	int (*set_up_all_pipelines)(struct snd_sof_dev *sdev, bool verify);
	int (*tear_down_all_pipelines)(struct snd_sof_dev *sdev, bool verify);
	int (*parse_manifest)(struct snd_soc_component *scomp, int index,
			      struct snd_soc_tplg_manifest *man);
};

/** struct snd_sof_tuple - Tuple info
 * @token:	Token ID
 * @value:	union of a string or a u32 values
 */
struct snd_sof_tuple {
	u32 token;
	union {
		u32 v;
		const char *s;
	} value;
};

/*
 * List of SOF token ID's. The order of ID's does not matter as token arrays are looked up based on
 * the ID.
 */
enum sof_tokens {
	SOF_PCM_TOKENS,
	SOF_PIPELINE_TOKENS,
	SOF_SCHED_TOKENS,
	SOF_ASRC_TOKENS,
	SOF_SRC_TOKENS,
	SOF_COMP_TOKENS,
	SOF_BUFFER_TOKENS,
	SOF_VOLUME_TOKENS,
	SOF_PROCESS_TOKENS,
	SOF_DAI_TOKENS,
	SOF_DAI_LINK_TOKENS,
	SOF_HDA_TOKENS,
	SOF_SSP_TOKENS,
	SOF_ALH_TOKENS,
	SOF_DMIC_TOKENS,
	SOF_DMIC_PDM_TOKENS,
	SOF_ESAI_TOKENS,
	SOF_SAI_TOKENS,
	SOF_AFE_TOKENS,
	SOF_CORE_TOKENS,
	SOF_COMP_EXT_TOKENS,
	SOF_IN_AUDIO_FORMAT_TOKENS,
	SOF_OUT_AUDIO_FORMAT_TOKENS,
	SOF_AUDIO_FORMAT_BUFFER_SIZE_TOKENS,
	SOF_COPIER_GATEWAY_CFG_TOKENS,
	SOF_COPIER_TOKENS,
	SOF_AUDIO_FMT_NUM_TOKENS,
	SOF_COPIER_FORMAT_TOKENS,
	SOF_GAIN_TOKENS,
	SOF_ACPDMIC_TOKENS,

	/* this should be the last */
	SOF_TOKEN_COUNT,
};

/**
 * struct sof_topology_token - SOF topology token definition
 * @token:		Token number
 * @type:		Token type
 * @get_token:		Function pointer to parse the token value and save it in a object
 * @offset:		Offset within an object to save the token value into
 */
struct sof_topology_token {
	u32 token;
	u32 type;
	int (*get_token)(void *elem, void *object, u32 offset);
	u32 offset;
};

struct sof_token_info {
	const char *name;
	const struct sof_topology_token *tokens;
	int count;
};

/* PCM stream, mapped to FW component  */
struct snd_sof_pcm_stream {
	u32 comp_id;
	struct snd_dma_buffer page_table;
	struct sof_ipc_stream_posn posn;
	struct snd_pcm_substream *substream;
	struct snd_compr_stream *cstream;
	struct work_struct period_elapsed_work;
	struct snd_soc_dapm_widget_list *list; /* list of connected DAPM widgets */
	bool d0i3_compatible; /* DSP can be in D0I3 when this pcm is opened */
	/*
	 * flag to indicate that the DSP pipelines should be kept
	 * active or not while suspending the stream
	 */
	bool suspend_ignored;
};

/* ALSA SOF PCM device */
struct snd_sof_pcm {
	struct snd_soc_component *scomp;
	struct snd_soc_tplg_pcm pcm;
	struct snd_sof_pcm_stream stream[2];
	struct list_head list;	/* list in sdev pcm list */
	struct snd_pcm_hw_params params[2];
	bool prepared[2]; /* PCM_PARAMS set successfully */
};

struct snd_sof_led_control {
	unsigned int use_led;
	unsigned int direction;
	int led_value;
};

/* ALSA SOF Kcontrol device */
struct snd_sof_control {
	struct snd_soc_component *scomp;
	const char *name;
	int comp_id;
	int min_volume_step; /* min volume step for volume_table */
	int max_volume_step; /* max volume step for volume_table */
	int num_channels;
	unsigned int access;
	int info_type;
	int index; /* pipeline ID */
	void *priv; /* private data copied from topology */
	size_t priv_size; /* size of private data */
	size_t max_size;
	void *ipc_control_data;
	int max; /* applicable to volume controls */
	u32 size;	/* cdata size */
	u32 *volume_table; /* volume table computed from tlv data*/

	struct list_head list;	/* list in sdev control list */

	struct snd_sof_led_control led_ctl;

	/* if true, the control's data needs to be updated from Firmware */
	bool comp_data_dirty;
};

/** struct snd_sof_dai_link - DAI link info
 * @tuples: array of parsed tuples
 * @num_tuples: number of tuples in the tuples array
 * @link: Pointer to snd_soc_dai_link
 * @hw_configs: Pointer to hw configs in topology
 * @num_hw_configs: Number of hw configs in topology
 * @default_hw_cfg_id: Default hw config ID
 * @type: DAI type
 * @list: item in snd_sof_dev dai_link list
 */
struct snd_sof_dai_link {
	struct snd_sof_tuple *tuples;
	int num_tuples;
	struct snd_soc_dai_link *link;
	struct snd_soc_tplg_hw_config *hw_configs;
	int num_hw_configs;
	int default_hw_cfg_id;
	int type;
	struct list_head list;
};

/* ASoC SOF DAPM widget */
struct snd_sof_widget {
	struct snd_soc_component *scomp;
	int comp_id;
	int pipeline_id;
	/*
	 * complete flag is used to indicate that pipeline set up is complete for scheduler type
	 * widgets. It is unused for all other widget types.
	 */
	int complete;
	/*
	 * the prepared flag is used to indicate that a widget has been prepared for getting set
	 * up in the DSP.
	 */
	bool prepared;
	int use_count; /* use_count will be protected by the PCM mutex held by the core */
	int core;
	int id; /* id is the DAPM widget type */
	/*
	 * Instance ID is set dynamically when the widget gets set up in the FW. It should be
	 * unique for each module type across all pipelines. This will not be used in SOF_IPC.
	 */
	int instance_id;

	/*
	 * Flag indicating if the widget should be set up dynamically when a PCM is opened.
	 * This flag is only set for the scheduler type widget in topology. During topology
	 * loading, this flag is propagated to all the widgets belonging to the same pipeline.
	 * When this flag is not set, a widget is set up at the time of topology loading
	 * and retained until the DSP enters D3. It will need to be set up again when resuming
	 * from D3.
	 */
	bool dynamic_pipeline_widget;

	struct snd_soc_dapm_widget *widget;
	struct list_head list;	/* list in sdev widget list */
	struct snd_sof_widget *pipe_widget;
	void *module_info;

	const guid_t uuid;

	int num_tuples;
	struct snd_sof_tuple *tuples;

	void *private;		/* core does not touch this */
};

/* ASoC SOF DAPM route */
struct snd_sof_route {
	struct snd_soc_component *scomp;

	struct snd_soc_dapm_route *route;
	struct list_head list;	/* list in sdev route list */
	struct snd_sof_widget *src_widget;
	struct snd_sof_widget *sink_widget;
	bool setup;

	void *private;
};

/* ASoC DAI device */
struct snd_sof_dai {
	struct snd_soc_component *scomp;
	const char *name;

	int number_configs;
	int current_config;
	struct list_head list;	/* list in sdev dai list */
	void *private;
};

/*
 * Kcontrols.
 */

int snd_sof_volume_get(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol);
int snd_sof_volume_put(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol);
int snd_sof_volume_info(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_info *uinfo);
int snd_sof_switch_get(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol);
int snd_sof_switch_put(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol);
int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
		     struct snd_ctl_elem_value *ucontrol);
int snd_sof_enum_put(struct snd_kcontrol *kcontrol,
		     struct snd_ctl_elem_value *ucontrol);
int snd_sof_bytes_get(struct snd_kcontrol *kcontrol,
		      struct snd_ctl_elem_value *ucontrol);
int snd_sof_bytes_put(struct snd_kcontrol *kcontrol,
		      struct snd_ctl_elem_value *ucontrol);
int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
			  const unsigned int __user *binary_data,
			  unsigned int size);
int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
			  unsigned int __user *binary_data,
			  unsigned int size);
int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int __user *binary_data,
				   unsigned int size);
void snd_sof_control_notify(struct snd_sof_dev *sdev,
			    struct sof_ipc_ctrl_data *cdata);

/*
 * Topology.
 * There is no snd_sof_free_topology since topology components will
 * be freed by snd_soc_unregister_component,
 */
int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file);

/*
 * Stream IPC
 */
int snd_sof_ipc_stream_posn(struct snd_soc_component *scomp,
			    struct snd_sof_pcm *spcm, int direction,
			    struct sof_ipc_stream_posn *posn);

struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp,
					    const char *name);
struct snd_sof_widget *
snd_sof_find_swidget_sname(struct snd_soc_component *scomp,
			   const char *pcm_name, int dir);
struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp,
				     const char *name);

static inline
struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_soc_component *scomp,
					  struct snd_soc_pcm_runtime *rtd)
{
	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
	struct snd_sof_pcm *spcm;

	list_for_each_entry(spcm, &sdev->pcm_list, list) {
		if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id)
			return spcm;
	}

	return NULL;
}

struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_soc_component *scomp,
					   const char *name);
struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp,
					   unsigned int comp_id,
					   int *direction);
void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream);
void snd_sof_pcm_init_elapsed_work(struct work_struct *work);

#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream);
void snd_sof_compr_init_elapsed_work(struct work_struct *work);
#else
static inline void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream) { }
static inline void snd_sof_compr_init_elapsed_work(struct work_struct *work) { }
#endif

/* DAI link fixup */
int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params);

/* PM */
bool snd_sof_stream_suspend_ignored(struct snd_sof_dev *sdev);
bool snd_sof_dsp_only_d0i3_compatible_stream_active(struct snd_sof_dev *sdev);

/* Machine driver enumeration */
int sof_machine_register(struct snd_sof_dev *sdev, void *pdata);
void sof_machine_unregister(struct snd_sof_dev *sdev, void *pdata);

int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget);
int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource,
		    struct snd_soc_dapm_widget *wsink);

/* PCM */
int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm,
			  struct snd_pcm_hw_params *fe_params,
			  struct snd_sof_platform_stream_params *platform_params,
			  int dir);
int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir);
int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream, struct snd_sof_dev *sdev,
			 struct snd_sof_pcm *spcm);
int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream,
			struct snd_sof_pcm *spcm, int dir, bool free_widget_list);
int get_token_u32(void *elem, void *object, u32 offset);
int get_token_u16(void *elem, void *object, u32 offset);
int get_token_comp_format(void *elem, void *object, u32 offset);
int get_token_dai_type(void *elem, void *object, u32 offset);
int get_token_uuid(void *elem, void *object, u32 offset);
int sof_update_ipc_object(struct snd_soc_component *scomp, void *object, enum sof_tokens token_id,
			  struct snd_sof_tuple *tuples, int num_tuples,
			  size_t object_size, int token_instance_num);
u32 vol_compute_gain(u32 value, int *tlv);
#endif