dpot_iio.c File Reference

#include <stdbool.h>
#include "dpot_iio.h"
#include "dpot_user_config.h"
#include "dpot_support.h"
#include "version.h"
#include "no_os_delay.h"

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Classes
struct	dpot_board

Macros
#define	NUM_OF_IIO_DEV   2
#define	DPOT_CHN_ATTR(_name, _priv)
#define	DPOT_CHN_AVAIL_ATTR(_name, _priv)
#define	DPOT_CH(_name, _dev, _idx, _type, attr)

Typedefs
typedef struct dpot_board	dpot_board

Enumerations
enum	dpot_iio_attr_id {   DPOT_RAW_ATTR_ID ,   DPOT_SCALE_ATTR_ID ,   DPOT_INPUT_REG_VAL_ATTR_ID ,   DPOT_EEPROM_VAL_ATTR_ID ,   DPOT_RDAC_LINEAR_ATTR_ID ,   DPOT_RDAC_LINEAR_AVL_ATTR_ID ,   DPOT_RDAC_6DB_ATTR_ID ,   DPOT_RDAC_6DB_AVL_ATTR_ID ,   DPOT_SHUTDOWN_VAL_ATTR_ID ,   DPOT_SHUTDOWN_VAL_AVL_ATTR_ID ,   DPOT_SW_LRDAC_ATTR_ID ,   DPOT_SW_LRDAC_AVL_ATTR_ID ,   DPOT_COPY_RDAC_TO_EEPROM_ATTR_ID ,   DPOT_COPY_RDAC_TO_EEPROM_AVL_ATTR_ID ,   DPOT_COPY_EEPROM_TO_RDAC_ATTR_ID ,   DPOT_COPY_EEPROM_TO_RDAC_AVL_ATTR_ID ,   DPOT_TOP_SCALE_ID ,   DPOT_TOP_SCALE_ID_AVL_ATTR_ID ,   DPOT_BOTTOM_SCALE_ID ,   DPOT_BOTTOM_SCALE_ID_AVL_ATTR_ID ,   DPOT_TOLERANCE_ATTR_ID ,   DPOT_SET_MID_SCALE_ATTR_ID ,   DPOT_SET_MID_SCALE_AVL_ATTR_ID ,   NUM_OF_CHN_ATTR ,   DPOT_OPERATING_MODE_ATTR_ID ,   DPOT_OPERATING_MODE_AVL_ATTR_ID ,   DPOT_RDAC_WP_ATTR_ID ,   DPOT_RDAC_WP_AVL_ATTR_ID ,   DPOT_NVM_PROGRAMMING_ATTR_ID ,   DPOT_NVM_PROGRAMMING_AVL_ATTR_ID ,   DPOT_RESTART_IIO_ATTR_ID ,   DPOT_DEVICE_GENERIC_ATTR_ID ,   DPOT_DEVICE_GENERIC_AVL_ATTR_ID ,   DPOT_INTERFACE_ATTR_ID ,   DPOT_INTERFACE_AVL_ATTR_ID ,   NUM_OF_DEV_ATTR = DPOT_INTERFACE_AVL_ATTR_ID - NUM_OF_CHN_ATTR }

Functions
int	init_default (void)
	Initialize default values for the active device and interface type if unset.
int	iio_params_deinit (void)
	DeInitialize the IIO params.
int	dpot_iio_init (void)
	Initialize the IIO interface for digipot IIO device.
void	dpot_iio_event_handler (void)
	Run the digipot IIO event handler.

Variables
struct dpot_dev *	dpot_dev_desc
bool	restart_iio_flag = false

Macro Definition Documentation

DPOT_CH

#define DPOT_CH	(		_name,
			_dev,
			_idx,
			_type,
			attr
	)

Value:

    {\
    .name = _name, \
    .ch_type = _type,\
    .ch_out = 0,\
    .indexed = true,\
    .channel = _idx,\
    .scan_index = _idx,\
    .scan_type = &chn_scan,\
    .attributes = attr[_dev]\
}

DPOT_CHN_ATTR

#define DPOT_CHN_ATTR	(		_name,
			_priv
	)

Value:

    {\
    .name = _name,\
    .priv = _priv,\
    .show = dpot_iio_attr_get,\
    .store = dpot_iio_attr_set\
}

DPOT_CHN_AVAIL_ATTR

#define DPOT_CHN_AVAIL_ATTR	(		_name,
			_priv
	)

Value:

    {\
    .name = _name,\
    .priv = _priv,\
    .show = dpot_iio_attr_available_get,\
    .store = dpot_iio_attr_available_set\
}

NUM_OF_IIO_DEV

#define NUM_OF_IIO_DEV   2

Typedef Documentation

dpot_board

typedef struct dpot_board dpot_board

Enumeration Type Documentation

dpot_iio_attr_id

enum dpot_iio_attr_id

Enumerator
DPOT_RAW_ATTR_ID
DPOT_SCALE_ATTR_ID
DPOT_INPUT_REG_VAL_ATTR_ID
DPOT_EEPROM_VAL_ATTR_ID
DPOT_RDAC_LINEAR_ATTR_ID
DPOT_RDAC_LINEAR_AVL_ATTR_ID
DPOT_RDAC_6DB_ATTR_ID
DPOT_RDAC_6DB_AVL_ATTR_ID
DPOT_SHUTDOWN_VAL_ATTR_ID
DPOT_SHUTDOWN_VAL_AVL_ATTR_ID
DPOT_SW_LRDAC_ATTR_ID
DPOT_SW_LRDAC_AVL_ATTR_ID
DPOT_COPY_RDAC_TO_EEPROM_ATTR_ID
DPOT_COPY_RDAC_TO_EEPROM_AVL_ATTR_ID
DPOT_COPY_EEPROM_TO_RDAC_ATTR_ID
DPOT_COPY_EEPROM_TO_RDAC_AVL_ATTR_ID
DPOT_TOP_SCALE_ID
DPOT_TOP_SCALE_ID_AVL_ATTR_ID
DPOT_BOTTOM_SCALE_ID
DPOT_BOTTOM_SCALE_ID_AVL_ATTR_ID
DPOT_TOLERANCE_ATTR_ID
DPOT_SET_MID_SCALE_ATTR_ID
DPOT_SET_MID_SCALE_AVL_ATTR_ID
NUM_OF_CHN_ATTR
DPOT_OPERATING_MODE_ATTR_ID
DPOT_OPERATING_MODE_AVL_ATTR_ID
DPOT_RDAC_WP_ATTR_ID
DPOT_RDAC_WP_AVL_ATTR_ID
DPOT_NVM_PROGRAMMING_ATTR_ID
DPOT_NVM_PROGRAMMING_AVL_ATTR_ID
DPOT_RESTART_IIO_ATTR_ID
DPOT_DEVICE_GENERIC_ATTR_ID
DPOT_DEVICE_GENERIC_AVL_ATTR_ID
DPOT_INTERFACE_ATTR_ID
DPOT_INTERFACE_AVL_ATTR_ID
NUM_OF_DEV_ATTR

Function Documentation

dpot_iio_event_handler()

void dpot_iio_event_handler

(

void

)

Run the digipot IIO event handler.

Returns

none

This function monitors the new IIO client event

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dpot_iio_init()

int dpot_iio_init

(

void

)

Initialize the IIO interface for digipot IIO device.

Returns

0 in case of success, negative error code otherwise

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iio_params_deinit()

int iio_params_deinit

(

void

)

DeInitialize the IIO params.

Returns

0 in case of success, negative error code otherwise

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init_default()

int init_default

(

void

)

Initialize default values for the active device and interface type if unset.

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Variable Documentation

dpot_dev_desc

struct dpot_dev* dpot_dev_desc

restart_iio_flag

bool restart_iio_flag = false