xref: /linux/include/linux/iio/adc-helpers.h (revision c26f4fbd58375bd6ef74f95eb73d61762ad97c59)
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 
14 struct device;
15 struct iio_chan_spec;
16 
iio_adc_device_num_channels(struct device * dev)17 static inline int iio_adc_device_num_channels(struct device *dev)
18 {
19 	return device_get_named_child_node_count(dev, "channel");
20 }
21 
22 int 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_ */
28