summaryrefslogtreecommitdiff
path: root/include/linux/counter.h
blob: c41fa602ed283875449237af8ceea18f563ab07f (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
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Counter interface
 * Copyright (C) 2018 William Breathitt Gray
 */
#ifndef _COUNTER_H_
#define _COUNTER_H_

#include <linux/cdev.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/kfifo.h>
#include <linux/mutex.h>
#include <linux/spinlock_types.h>
#include <linux/types.h>
#include <linux/wait.h>
#include <uapi/linux/counter.h>

struct counter_device;
struct counter_count;
struct counter_synapse;
struct counter_signal;

enum counter_comp_type {
	COUNTER_COMP_U8,
	COUNTER_COMP_U64,
	COUNTER_COMP_BOOL,
	COUNTER_COMP_SIGNAL_LEVEL,
	COUNTER_COMP_FUNCTION,
	COUNTER_COMP_SYNAPSE_ACTION,
	COUNTER_COMP_ENUM,
	COUNTER_COMP_COUNT_DIRECTION,
	COUNTER_COMP_COUNT_MODE,
	COUNTER_COMP_SIGNAL_POLARITY,
	COUNTER_COMP_ARRAY,
};

/**
 * struct counter_comp - Counter component node
 * @type:		Counter component data type
 * @name:		device-specific component name
 * @priv:		component-relevant data
 * @action_read:	Synapse action mode read callback. The read value of the
 *			respective Synapse action mode should be passed back via
 *			the action parameter.
 * @device_u8_read:	Device u8 component read callback. The read value of the
 *			respective Device u8 component should be passed back via
 *			the val parameter.
 * @count_u8_read:	Count u8 component read callback. The read value of the
 *			respective Count u8 component should be passed back via
 *			the val parameter.
 * @signal_u8_read:	Signal u8 component read callback. The read value of the
 *			respective Signal u8 component should be passed back via
 *			the val parameter.
 * @device_u32_read:	Device u32 component read callback. The read value of
 *			the respective Device u32 component should be passed
 *			back via the val parameter.
 * @count_u32_read:	Count u32 component read callback. The read value of the
 *			respective Count u32 component should be passed back via
 *			the val parameter.
 * @signal_u32_read:	Signal u32 component read callback. The read value of
 *			the respective Signal u32 component should be passed
 *			back via the val parameter.
 * @device_u64_read:	Device u64 component read callback. The read value of
 *			the respective Device u64 component should be passed
 *			back via the val parameter.
 * @count_u64_read:	Count u64 component read callback. The read value of the
 *			respective Count u64 component should be passed back via
 *			the val parameter.
 * @signal_u64_read:	Signal u64 component read callback. The read value of
 *			the respective Signal u64 component should be passed
 *			back via the val parameter.
 * @signal_array_u32_read:	Signal u32 array component read callback. The
 *				index of the respective Count u32 array
 *				component element is passed via the idx
 *				parameter. The read value of the respective
 *				Count u32 array component element should be
 *				passed back via the val parameter.
 * @device_array_u64_read:	Device u64 array component read callback. The
 *				index of the respective Device u64 array
 *				component element is passed via the idx
 *				parameter. The read value of the respective
 *				Device u64 array component element should be
 *				passed back via the val parameter.
 * @count_array_u64_read:	Count u64 array component read callback. The
 *				index of the respective Count u64 array
 *				component element is passed via the idx
 *				parameter. The read value of the respective
 *				Count u64 array component element should be
 *				passed back via the val parameter.
 * @signal_array_u64_read:	Signal u64 array component read callback. The
 *				index of the respective Count u64 array
 *				component element is passed via the idx
 *				parameter. The read value of the respective
 *				Count u64 array component element should be
 *				passed back via the val parameter.
 * @action_write:	Synapse action mode write callback. The write value of
 *			the respective Synapse action mode is passed via the
 *			action parameter.
 * @device_u8_write:	Device u8 component write callback. The write value of
 *			the respective Device u8 component is passed via the val
 *			parameter.
 * @count_u8_write:	Count u8 component write callback. The write value of
 *			the respective Count u8 component is passed via the val
 *			parameter.
 * @signal_u8_write:	Signal u8 component write callback. The write value of
 *			the respective Signal u8 component is passed via the val
 *			parameter.
 * @device_u32_write:	Device u32 component write callback. The write value of
 *			the respective Device u32 component is passed via the
 *			val parameter.
 * @count_u32_write:	Count u32 component write callback. The write value of
 *			the respective Count u32 component is passed via the val
 *			parameter.
 * @signal_u32_write:	Signal u32 component write callback. The write value of
 *			the respective Signal u32 component is passed via the
 *			val parameter.
 * @device_u64_write:	Device u64 component write callback. The write value of
 *			the respective Device u64 component is passed via the
 *			val parameter.
 * @count_u64_write:	Count u64 component write callback. The write value of
 *			the respective Count u64 component is passed via the val
 *			parameter.
 * @signal_u64_write:	Signal u64 component write callback. The write value of
 *			the respective Signal u64 component is passed via the
 *			val parameter.
 * @signal_array_u32_write:	Signal u32 array component write callback. The
 *				index of the respective Signal u32 array
 *				component element is passed via the idx
 *				parameter. The write value of the respective
 *				Signal u32 array component element is passed via
 *				the val parameter.
 * @device_array_u64_write:	Device u64 array component write callback. The
 *				index of the respective Device u64 array
 *				component element is passed via the idx
 *				parameter. The write value of the respective
 *				Device u64 array component element is passed via
 *				the val parameter.
 * @count_array_u64_write:	Count u64 array component write callback. The
 *				index of the respective Count u64 array
 *				component element is passed via the idx
 *				parameter. The write value of the respective
 *				Count u64 array component element is passed via
 *				the val parameter.
 * @signal_array_u64_write:	Signal u64 array component write callback. The
 *				index of the respective Signal u64 array
 *				component element is passed via the idx
 *				parameter. The write value of the respective
 *				Signal u64 array component element is passed via
 *				the val parameter.
 */
struct counter_comp {
	enum counter_comp_type type;
	const char *name;
	void *priv;
	union {
		int (*action_read)(struct counter_device *counter,
				   struct counter_count *count,
				   struct counter_synapse *synapse,
				   enum counter_synapse_action *action);
		int (*device_u8_read)(struct counter_device *counter, u8 *val);
		int (*count_u8_read)(struct counter_device *counter,
				     struct counter_count *count, u8 *val);
		int (*signal_u8_read)(struct counter_device *counter,
				      struct counter_signal *signal, u8 *val);
		int (*device_u32_read)(struct counter_device *counter,
				       u32 *val);
		int (*count_u32_read)(struct counter_device *counter,
				      struct counter_count *count, u32 *val);
		int (*signal_u32_read)(struct counter_device *counter,
				       struct counter_signal *signal, u32 *val);
		int (*device_u64_read)(struct counter_device *counter,
				       u64 *val);
		int (*count_u64_read)(struct counter_device *counter,
				      struct counter_count *count, u64 *val);
		int (*signal_u64_read)(struct counter_device *counter,
				       struct counter_signal *signal, u64 *val);
		int (*signal_array_u32_read)(struct counter_device *counter,
					     struct counter_signal *signal,
					     size_t idx, u32 *val);
		int (*device_array_u64_read)(struct counter_device *counter,
					     size_t idx, u64 *val);
		int (*count_array_u64_read)(struct counter_device *counter,
					    struct counter_count *count,
					    size_t idx, u64 *val);
		int (*signal_array_u64_read)(struct counter_device *counter,
					     struct counter_signal *signal,
					     size_t idx, u64 *val);
	};
	union {
		int (*action_write)(struct counter_device *counter,
				    struct counter_count *count,
				    struct counter_synapse *synapse,
				    enum counter_synapse_action action);
		int (*device_u8_write)(struct counter_device *counter, u8 val);
		int (*count_u8_write)(struct counter_device *counter,
				      struct counter_count *count, u8 val);
		int (*signal_u8_write)(struct counter_device *counter,
				       struct counter_signal *signal, u8 val);
		int (*device_u32_write)(struct counter_device *counter,
					u32 val);
		int (*count_u32_write)(struct counter_device *counter,
				       struct counter_count *count, u32 val);
		int (*signal_u32_write)(struct counter_device *counter,
					struct counter_signal *signal, u32 val);
		int (*device_u64_write)(struct counter_device *counter,
					u64 val);
		int (*count_u64_write)(struct counter_device *counter,
				       struct counter_count *count, u64 val);
		int (*signal_u64_write)(struct counter_device *counter,
					struct counter_signal *signal, u64 val);
		int (*signal_array_u32_write)(struct counter_device *counter,
					      struct counter_signal *signal,
					      size_t idx, u32 val);
		int (*device_array_u64_write)(struct counter_device *counter,
					      size_t idx, u64 val);
		int (*count_array_u64_write)(struct counter_device *counter,
					     struct counter_count *count,
					     size_t idx, u64 val);
		int (*signal_array_u64_write)(struct counter_device *counter,
					      struct counter_signal *signal,
					      size_t idx, u64 val);
	};
};

/**
 * struct counter_signal - Counter Signal node
 * @id:		unique ID used to identify the Signal
 * @name:	device-specific Signal name
 * @ext:	optional array of Signal extensions
 * @num_ext:	number of Signal extensions specified in @ext
 */
struct counter_signal {
	int id;
	const char *name;

	struct counter_comp *ext;
	size_t num_ext;
};

/**
 * struct counter_synapse - Counter Synapse node
 * @actions_list:	array of available action modes
 * @num_actions:	number of action modes specified in @actions_list
 * @signal:		pointer to the associated Signal
 */
struct counter_synapse {
	const enum counter_synapse_action *actions_list;
	size_t num_actions;

	struct counter_signal *signal;
};

/**
 * struct counter_count - Counter Count node
 * @id:			unique ID used to identify the Count
 * @name:		device-specific Count name
 * @functions_list:	array of available function modes
 * @num_functions:	number of function modes specified in @functions_list
 * @synapses:		array of Synapses for initialization
 * @num_synapses:	number of Synapses specified in @synapses
 * @ext:		optional array of Count extensions
 * @num_ext:		number of Count extensions specified in @ext
 */
struct counter_count {
	int id;
	const char *name;

	const enum counter_function *functions_list;
	size_t num_functions;

	struct counter_synapse *synapses;
	size_t num_synapses;

	struct counter_comp *ext;
	size_t num_ext;
};

/**
 * struct counter_event_node - Counter Event node
 * @l:		list of current watching Counter events
 * @event:	event that triggers
 * @channel:	event channel
 * @comp_list:	list of components to watch when event triggers
 */
struct counter_event_node {
	struct list_head l;
	u8 event;
	u8 channel;
	struct list_head comp_list;
};

/**
 * struct counter_ops - Callbacks from driver
 * @signal_read:	optional read callback for Signals. The read level of
 *			the respective Signal should be passed back via the
 *			level parameter.
 * @count_read:		read callback for Counts. The read value of the
 *			respective Count should be passed back via the value
 *			parameter.
 * @count_write:	optional write callback for Counts. The write value for
 *			the respective Count is passed in via the value
 *			parameter.
 * @function_read:	read callback the Count function modes. The read
 *			function mode of the respective Count should be passed
 *			back via the function parameter.
 * @function_write:	optional write callback for Count function modes. The
 *			function mode to write for the respective Count is
 *			passed in via the function parameter.
 * @action_read:	optional read callback the Synapse action modes. The
 *			read action mode of the respective Synapse should be
 *			passed back via the action parameter.
 * @action_write:	optional write callback for Synapse action modes. The
 *			action mode to write for the respective Synapse is
 *			passed in via the action parameter.
 * @events_configure:	optional write callback to configure events. The list of
 *			struct counter_event_node may be accessed via the
 *			events_list member of the counter parameter.
 * @watch_validate:	optional callback to validate a watch. The Counter
 *			component watch configuration is passed in via the watch
 *			parameter. A return value of 0 indicates a valid Counter
 *			component watch configuration.
 */
struct counter_ops {
	int (*signal_read)(struct counter_device *counter,
			   struct counter_signal *signal,
			   enum counter_signal_level *level);
	int (*count_read)(struct counter_device *counter,
			  struct counter_count *count, u64 *value);
	int (*count_write)(struct counter_device *counter,
			   struct counter_count *count, u64 value);
	int (*function_read)(struct counter_device *counter,
			     struct counter_count *count,
			     enum counter_function *function);
	int (*function_write)(struct counter_device *counter,
			      struct counter_count *count,
			      enum counter_function function);
	int (*action_read)(struct counter_device *counter,
			   struct counter_count *count,
			   struct counter_synapse *synapse,
			   enum counter_synapse_action *action);
	int (*action_write)(struct counter_device *counter,
			    struct counter_count *count,
			    struct counter_synapse *synapse,
			    enum counter_synapse_action action);
	int (*events_configure)(struct counter_device *counter);
	int (*watch_validate)(struct counter_device *counter,
			      const struct counter_watch *watch);
};

/**
 * struct counter_device - Counter data structure
 * @name:		name of the device
 * @parent:		optional parent device providing the counters
 * @ops:		callbacks from driver
 * @signals:		array of Signals
 * @num_signals:	number of Signals specified in @signals
 * @counts:		array of Counts
 * @num_counts:		number of Counts specified in @counts
 * @ext:		optional array of Counter device extensions
 * @num_ext:		number of Counter device extensions specified in @ext
 * @priv:		optional private data supplied by driver
 * @dev:		internal device structure
 * @chrdev:		internal character device structure
 * @events_list:	list of current watching Counter events
 * @events_list_lock:	lock to protect Counter events list operations
 * @next_events_list:	list of next watching Counter events
 * @n_events_list_lock:	lock to protect Counter next events list operations
 * @events:		queue of detected Counter events
 * @events_wait:	wait queue to allow blocking reads of Counter events
 * @events_in_lock:	lock to protect Counter events queue in operations
 * @events_out_lock:	lock to protect Counter events queue out operations
 * @ops_exist_lock:	lock to prevent use during removal
 */
struct counter_device {
	const char *name;
	struct device *parent;

	const struct counter_ops *ops;

	struct counter_signal *signals;
	size_t num_signals;
	struct counter_count *counts;
	size_t num_counts;

	struct counter_comp *ext;
	size_t num_ext;

	struct device dev;
	struct cdev chrdev;
	struct list_head events_list;
	spinlock_t events_list_lock;
	struct list_head next_events_list;
	struct mutex n_events_list_lock;
	DECLARE_KFIFO_PTR(events, struct counter_event);
	wait_queue_head_t events_wait;
	spinlock_t events_in_lock;
	struct mutex events_out_lock;
	struct mutex ops_exist_lock;
};

void *counter_priv(const struct counter_device *const counter);

struct counter_device *counter_alloc(size_t sizeof_priv);
void counter_put(struct counter_device *const counter);
int counter_add(struct counter_device *const counter);

void counter_unregister(struct counter_device *const counter);
struct counter_device *devm_counter_alloc(struct device *dev,
					  size_t sizeof_priv);
int devm_counter_add(struct device *dev,
		     struct counter_device *const counter);
void counter_push_event(struct counter_device *const counter, const u8 event,
			const u8 channel);

#define COUNTER_COMP_DEVICE_U8(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U8, \
	.name = (_name), \
	.device_u8_read = (_read), \
	.device_u8_write = (_write), \
}
#define COUNTER_COMP_COUNT_U8(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U8, \
	.name = (_name), \
	.count_u8_read = (_read), \
	.count_u8_write = (_write), \
}
#define COUNTER_COMP_SIGNAL_U8(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U8, \
	.name = (_name), \
	.signal_u8_read = (_read), \
	.signal_u8_write = (_write), \
}

#define COUNTER_COMP_DEVICE_U64(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U64, \
	.name = (_name), \
	.device_u64_read = (_read), \
	.device_u64_write = (_write), \
}
#define COUNTER_COMP_COUNT_U64(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U64, \
	.name = (_name), \
	.count_u64_read = (_read), \
	.count_u64_write = (_write), \
}
#define COUNTER_COMP_SIGNAL_U64(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_U64, \
	.name = (_name), \
	.signal_u64_read = (_read), \
	.signal_u64_write = (_write), \
}

#define COUNTER_COMP_DEVICE_BOOL(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_BOOL, \
	.name = (_name), \
	.device_u8_read = (_read), \
	.device_u8_write = (_write), \
}
#define COUNTER_COMP_COUNT_BOOL(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_BOOL, \
	.name = (_name), \
	.count_u8_read = (_read), \
	.count_u8_write = (_write), \
}
#define COUNTER_COMP_SIGNAL_BOOL(_name, _read, _write) \
{ \
	.type = COUNTER_COMP_BOOL, \
	.name = (_name), \
	.signal_u8_read = (_read), \
	.signal_u8_write = (_write), \
}

struct counter_available {
	union {
		const u32 *enums;
		const char *const *strs;
	};
	size_t num_items;
};

#define DEFINE_COUNTER_AVAILABLE(_name, _enums) \
	struct counter_available _name = { \
		.enums = (_enums), \
		.num_items = ARRAY_SIZE(_enums), \
	}

#define DEFINE_COUNTER_ENUM(_name, _strs) \
	struct counter_available _name = { \
		.strs = (_strs), \
		.num_items = ARRAY_SIZE(_strs), \
	}

#define COUNTER_COMP_DEVICE_ENUM(_name, _get, _set, _available) \
{ \
	.type = COUNTER_COMP_ENUM, \
	.name = (_name), \
	.device_u32_read = (_get), \
	.device_u32_write = (_set), \
	.priv = &(_available), \
}
#define COUNTER_COMP_COUNT_ENUM(_name, _get, _set, _available) \
{ \
	.type = COUNTER_COMP_ENUM, \
	.name = (_name), \
	.count_u32_read = (_get), \
	.count_u32_write = (_set), \
	.priv = &(_available), \
}
#define COUNTER_COMP_SIGNAL_ENUM(_name, _get, _set, _available) \
{ \
	.type = COUNTER_COMP_ENUM, \
	.name = (_name), \
	.signal_u32_read = (_get), \
	.signal_u32_write = (_set), \
	.priv = &(_available), \
}

struct counter_array {
	enum counter_comp_type type;
	const struct counter_available *avail;
	union {
		size_t length;
		size_t idx;
	};
};

#define DEFINE_COUNTER_ARRAY_U64(_name, _length) \
	struct counter_array _name = { \
		.type = COUNTER_COMP_U64, \
		.length = (_length), \
	}

#define DEFINE_COUNTER_ARRAY_CAPTURE(_name, _length) \
	DEFINE_COUNTER_ARRAY_U64(_name, _length)

#define DEFINE_COUNTER_ARRAY_POLARITY(_name, _enums, _length) \
	DEFINE_COUNTER_AVAILABLE(_name##_available, _enums); \
	struct counter_array _name = { \
		.type = COUNTER_COMP_SIGNAL_POLARITY, \
		.avail = &(_name##_available), \
		.length = (_length), \
	}

#define COUNTER_COMP_DEVICE_ARRAY_U64(_name, _read, _write, _array) \
{ \
	.type = COUNTER_COMP_ARRAY, \
	.name = (_name), \
	.device_array_u64_read = (_read), \
	.device_array_u64_write = (_write), \
	.priv = &(_array), \
}
#define COUNTER_COMP_COUNT_ARRAY_U64(_name, _read, _write, _array) \
{ \
	.type = COUNTER_COMP_ARRAY, \
	.name = (_name), \
	.count_array_u64_read = (_read), \
	.count_array_u64_write = (_write), \
	.priv = &(_array), \
}
#define COUNTER_COMP_SIGNAL_ARRAY_U64(_name, _read, _write, _array) \
{ \
	.type = COUNTER_COMP_ARRAY, \
	.name = (_name), \
	.signal_array_u64_read = (_read), \
	.signal_array_u64_write = (_write), \
	.priv = &(_array), \
}

#define COUNTER_COMP_CAPTURE(_read, _write) \
	COUNTER_COMP_COUNT_U64("capture", _read, _write)

#define COUNTER_COMP_CEILING(_read, _write) \
	COUNTER_COMP_COUNT_U64("ceiling", _read, _write)

#define COUNTER_COMP_COUNT_MODE(_read, _write, _available) \
{ \
	.type = COUNTER_COMP_COUNT_MODE, \
	.name = "count_mode", \
	.count_u32_read = (_read), \
	.count_u32_write = (_write), \
	.priv = &(_available), \
}

#define COUNTER_COMP_DIRECTION(_read) \
{ \
	.type = COUNTER_COMP_COUNT_DIRECTION, \
	.name = "direction", \
	.count_u32_read = (_read), \
}

#define COUNTER_COMP_ENABLE(_read, _write) \
	COUNTER_COMP_COUNT_BOOL("enable", _read, _write)

#define COUNTER_COMP_FLOOR(_read, _write) \
	COUNTER_COMP_COUNT_U64("floor", _read, _write)

#define COUNTER_COMP_POLARITY(_read, _write, _available) \
{ \
	.type = COUNTER_COMP_SIGNAL_POLARITY, \
	.name = "polarity", \
	.signal_u32_read = (_read), \
	.signal_u32_write = (_write), \
	.priv = &(_available), \
}

#define COUNTER_COMP_PRESET(_read, _write) \
	COUNTER_COMP_COUNT_U64("preset", _read, _write)

#define COUNTER_COMP_PRESET_ENABLE(_read, _write) \
	COUNTER_COMP_COUNT_BOOL("preset_enable", _read, _write)

#define COUNTER_COMP_ARRAY_CAPTURE(_read, _write, _array) \
	COUNTER_COMP_COUNT_ARRAY_U64("capture", _read, _write, _array)

#define COUNTER_COMP_ARRAY_POLARITY(_read, _write, _array) \
{ \
	.type = COUNTER_COMP_ARRAY, \
	.name = "polarity", \
	.signal_array_u32_read = (_read), \
	.signal_array_u32_write = (_write), \
	.priv = &(_array), \
}

#endif /* _COUNTER_H_ */