adc-helpers.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2
 3/*
 4 * The industrial I/O ADC firmware property parsing helpers
 5 *
 6 * Copyright (c) 2025 Matti Vaittinen <mazziesaccount@gmail.com>
 7 */
 8
 9#ifndef _INDUSTRIAL_IO_ADC_HELPERS_H_
10#define _INDUSTRIAL_IO_ADC_HELPERS_H_
11
12#include <linux/property.h>
13
14struct device;
15struct iio_chan_spec;
16
17static inline int iio_adc_device_num_channels(struct device *dev)
18{
19	return device_get_named_child_node_count(dev, "channel");
20}
21
22int devm_iio_adc_device_alloc_chaninfo_se(struct device *dev,
23					  const struct iio_chan_spec *template,
24					  int max_chan_id,
25					  struct iio_chan_spec **cs);
26
27#endif /* _INDUSTRIAL_IO_ADC_HELPERS_H_ */