Implementation of iio_ad4080.c. More...

#include <errno.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)

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
Neither the name of Analog Devices, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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.

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◆ 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.

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◆ 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.

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◆ 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.

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◆ iio_ad4080_fini()

void iio_ad4080_fini ( struct iio_ad4080_desc * iio_ad4080 )

teardown the ad4080 IIO driver

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◆ 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.

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Macros

Typedefs

Enumerations

Functions

Detailed Description

Macro Definition Documentation

◆ IIO_AD4080_CH_ATTR

◆ IIO_AD4080_GLOB_ATTR

◆ IIO_AD4080_GLOB_ATTR_AVAIL

Typedef Documentation

◆ attr_fn

Enumeration Type Documentation

◆ anonymous enum

Function Documentation

◆ ad4080_device()

◆ ad4080_iio_device()

◆ iio_ad4080_fifo_set_watermark()

◆ iio_ad4080_fifo_unset_watermark()

◆ iio_ad4080_fini()

◆ iio_ad4080_init()