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 */
21 struct 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