machine.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Industrial I/O in kernel access map definitions for board files.
 4 *
 5 * Copyright (c) 2011 Jonathan Cameron
 6 */
 7
 8#ifndef __LINUX_IIO_MACHINE_H__
 9#define __LINUX_IIO_MACHINE_H__
10
11/**
12 * struct iio_map - description of link between consumer and device channels
13 * @adc_channel_label:	Label used to identify the channel on the provider.
14 *			This is matched against the datasheet_name element
15 *			of struct iio_chan_spec.
16 * @consumer_dev_name:	Name to uniquely identify the consumer device.
17 * @consumer_channel:	Unique name used to identify the channel on the
18 *			consumer side.
19 * @consumer_data:	Data about the channel for use by the consumer driver.
20 */
21struct iio_map {
22	const char *adc_channel_label;
23	const char *consumer_dev_name;
24	const char *consumer_channel;
25	void *consumer_data;
26};
27
28#define IIO_MAP(_provider_channel, _consumer_dev_name, _consumer_channel) \
29{									  \
30	.adc_channel_label = _provider_channel,				  \
31	.consumer_dev_name = _consumer_dev_name,			  \
32	.consumer_channel  = _consumer_channel,				  \
33}
34
35#endif