iio_ad4080.c File Reference

Implementation of iio_ad4080.c. More...

#include <errno.h>
#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include <assert.h>
#include "no_os_alloc.h"
#include "iio_ad4080.h"

Include dependency graph for iio_ad4080.c:

Macros
#define	IIO_AD4080_CH_ATTR(_name, _priv)
#define	IIO_AD4080_GLOB_ATTR(_name, _priv)
#define	IIO_AD4080_GLOB_ATTR_AVAIL(_name, _priv)

Typedefs
typedef int(*	attr_fn) (struct iio_ad4080_desc *iio_ad4080, char *buf, uint32_t len, const struct iio_ch_info *ch_info, bool show)

Enumerations
enum	{   RAW_ATTR_ID ,   SCALE_ATTR_ID ,   OFFSET_ATTR_ID ,   GP0_IO_GLOB_ATTR_ID ,   GP0_FUNC_GLOB_ATTR_ID ,   GP1_IO_GLOB_ATTR_ID ,   GP1_FUNC_GLOB_ATTR_ID ,   GP2_IO_GLOB_ATTR_ID ,   GP2_FUNC_GLOB_ATTR_ID ,   GP3_IO_GLOB_ATTR_ID ,   GP3_FUNC_GLOB_ATTR_ID ,   FIFO_MODE_GLOB_ATTR_ID ,   FIFO_FULL_GLOB_ATTR_ID ,   FIFO_READ_DONE_GLOB_ATTR_ID ,   FIFO_WATERMARK_GLOB_ATTR_ID ,   THRESHOLD_EVENT_DETECTED_ATTR_ID ,   EVT_DETECTION_HYSTERESIS_GLOB_ATTR_ID ,   EVT_DETECTION_HI_GLOB_ATTR_ID ,   EVT_DETECTION_LO_GLOB_ATTR_ID ,   FILTER_SEL_GLOB_ATTR_ID ,   FILTER_SINC_DEC_RATE_GLOB_ATTR_ID ,   DEVICE_MODE_GLOB_ATTR_ID ,   AFE_CTRL_GLOB_ATTR_ID ,   SELECT_SAMPLING_FREQ_GLOB_ATTR_ID ,   MAX_ATTR_ID }

Functions
void	iio_ad4080_fifo_unset_watermark (struct iio_ad4080_fifo_struct *fifo)
	Unset the watermark configuration and data structure fors ad4080 driver.
int	iio_ad4080_fifo_set_watermark (struct iio_ad4080_fifo_struct *fifo, const size_t watermark)
	Sets the FIFO watermark for the AD4080 device.
int	ad4080_device (struct iio_ad4080_desc *iio_ad4080, struct ad4080_dev **ad4080)
	Gets the AD4080 device from the IIO AD4080 descriptor.
int	ad4080_iio_device (struct iio_ad4080_desc *iio_ad4080, struct iio_device *iio_device)
	Initializes the IIO device structure for the AD4080 device.
int	iio_ad4080_init (struct iio_ad4080_desc **iio_ad4080, struct iio_ad4080_init_param *iio_ad4080_init_param)
	Initializes the IIO AD4080 descriptor.
void	iio_ad4080_fini (struct iio_ad4080_desc *iio_ad4080)
	teardown the ad4080 IIO driver

Detailed Description

Implementation of iio_ad4080.c.

Author

Niel Acuna (niel..nosp@m.acun.nosp@m.a@ana.nosp@m.log..nosp@m.com)

Marc Paolo Sosa (MarcP.nosp@m.aolo.nosp@m..Sosa.nosp@m.@ana.nosp@m.log.c.nosp@m.om)

Copyright 2025(c) Analog Devices, Inc.

SPDX-License-Identifier: BSD-3-Clause

Macro Definition Documentation

IIO_AD4080_CH_ATTR

#define IIO_AD4080_CH_ATTR	(		_name,
			_priv )

Value:

    {                   \
        .name = _name,          \
        .priv = _priv,          \
        .show = ad4080_attr_show,   \
        .store = ad4080_attr_store,     \
    }

IIO_AD4080_GLOB_ATTR

#define IIO_AD4080_GLOB_ATTR	(		_name,
			_priv )

Value:

    {                   \
        .name = _name,          \
        .priv = _priv,          \
        .show = ad4080_attr_show,   \
        .store = ad4080_attr_store,     \
    }

IIO_AD4080_GLOB_ATTR_AVAIL

#define IIO_AD4080_GLOB_ATTR_AVAIL	(		_name,
			_priv )

Value:

    {                   \
        .name = _name,          \
        .priv = _priv,          \
        .show = ad4080_attr_avail_show, \
        .store = NULL, \
    }

Typedef Documentation

attr_fn

typedef int(* attr_fn) (struct iio_ad4080_desc *iio_ad4080, char *buf, uint32_t len, const struct iio_ch_info *ch_info, bool show)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
RAW_ATTR_ID
SCALE_ATTR_ID
OFFSET_ATTR_ID
GP0_IO_GLOB_ATTR_ID
GP0_FUNC_GLOB_ATTR_ID
GP1_IO_GLOB_ATTR_ID
GP1_FUNC_GLOB_ATTR_ID
GP2_IO_GLOB_ATTR_ID
GP2_FUNC_GLOB_ATTR_ID
GP3_IO_GLOB_ATTR_ID
GP3_FUNC_GLOB_ATTR_ID
FIFO_MODE_GLOB_ATTR_ID
FIFO_FULL_GLOB_ATTR_ID
FIFO_READ_DONE_GLOB_ATTR_ID
FIFO_WATERMARK_GLOB_ATTR_ID
THRESHOLD_EVENT_DETECTED_ATTR_ID
EVT_DETECTION_HYSTERESIS_GLOB_ATTR_ID
EVT_DETECTION_HI_GLOB_ATTR_ID
EVT_DETECTION_LO_GLOB_ATTR_ID
FILTER_SEL_GLOB_ATTR_ID
FILTER_SINC_DEC_RATE_GLOB_ATTR_ID
DEVICE_MODE_GLOB_ATTR_ID
AFE_CTRL_GLOB_ATTR_ID
SELECT_SAMPLING_FREQ_GLOB_ATTR_ID
MAX_ATTR_ID

Function Documentation

ad4080_device()

int ad4080_device	(	struct iio_ad4080_desc *	iio_ad4080,
		struct ad4080_dev **	ad4080 )

Gets the AD4080 device from the IIO AD4080 descriptor.

Checks if the given pointer is a valid AD4080 IIO descriptor.

Parameters

iio_ad4080	- The IIO AD4080 descriptor.
ad4080	- Pointer to store the AD4080 device pointer.

Returns

0 on success, or an error code on failure.

ad4080_iio_device()

int ad4080_iio_device	(	struct iio_ad4080_desc *	iio_ad4080,
		struct iio_device *	iio_device )

Initializes the IIO device structure for the AD4080 device.

Parameters

iio_ad4080	- The IIO AD4080 descriptor.
iio_device	- The IIO device structure to be initialized.

Returns

0 on success, or an error code on failure.

iio_ad4080_fifo_set_watermark()

int iio_ad4080_fifo_set_watermark	(	struct iio_ad4080_fifo_struct *	fifo,
		const size_t	watermark )

Sets the FIFO watermark for the AD4080 device.

Parameters

fifo	- Pointer to the IIO AD4080 FIFO structure.
watermark	- The desired watermark value (number of samples).

Returns

0 on success, or an error code on failure.

iio_ad4080_fifo_unset_watermark()

void iio_ad4080_fifo_unset_watermark

(

struct iio_ad4080_fifo_struct *

fifo

)

Unset the watermark configuration and data structure fors ad4080 driver.

Parameters

fifo	- Pointer to the IIO AD4080 FIFO to unset.

iio_ad4080_fini()

void iio_ad4080_fini

(

struct iio_ad4080_desc *

iio_ad4080

)

teardown the ad4080 IIO driver

iio_ad4080_init()

int iio_ad4080_init	(	struct iio_ad4080_desc **	iio_ad4080,
		struct iio_ad4080_init_param *	iio_ad4080_init_param )

Initializes the IIO AD4080 descriptor.

Parameters

iio_ad4080	- Pointer to store the initialized IIO AD4080 descriptor.
iio_ad4080_init_param	- Initialization parameters for the IIO AD4080 descriptor.

Returns

0 on success, or an error code on failure.