iio_axi_adc.c File Reference

Implementation of iio_axi_adc. This instantiates iio_axi_adc and iio_axi_dac devices, for reading/writing and parameterization. More...

#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include "no_os_error.h"
#include "no_os_alloc.h"
#include "iio.h"
#include "iio_axi_adc.h"

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Macros
#define	STORAGE_BITS   16

Functions
int32_t	iio_axi_adc_prepare_transfer (void *dev, uint32_t mask)
	Update active channels. More...
int32_t	iio_axi_adc_read_dev (void *dev, void *buff, uint32_t nb_samples)
	Update active channels. More...
void	iio_axi_adc_get_dev_descriptor (struct iio_axi_adc_desc *desc, struct iio_device **dev_descriptor)
	Get device descriptor. More...
int32_t	iio_axi_adc_init (struct iio_axi_adc_desc **desc, struct iio_axi_adc_init_param *init)
	Registers a iio_axi_adc_desc for reading/writing and parameterization of axi_adc device. More...
int32_t	iio_axi_adc_remove (struct iio_axi_adc_desc *desc)
	Release resources. More...

Detailed Description

Implementation of iio_axi_adc. This instantiates iio_axi_adc and iio_axi_dac devices, for reading/writing and parameterization.

Author

Cristian Pop (crist.nosp@m.ian..nosp@m.pop@a.nosp@m.nalo.nosp@m.g.com)

Copyright 2019(c) Analog Devices, Inc.

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

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. 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.
3. 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

STORAGE_BITS

#define STORAGE_BITS   16

Function Documentation

iio_axi_adc_get_dev_descriptor()

void iio_axi_adc_get_dev_descriptor	(	struct iio_axi_adc_desc *	desc,
		struct iio_device **	dev_descriptor
	)

Get device descriptor.

Parameters

desc	- axi iio axi adc descriptor.
dev_descriptor	- iio device.

Returns

None.

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iio_axi_adc_init()

int32_t iio_axi_adc_init	(	struct iio_axi_adc_desc **	desc,
		struct iio_axi_adc_init_param *	init
	)

Registers a iio_axi_adc_desc for reading/writing and parameterization of axi_adc device.

Parameters

desc	- Descriptor.
init	- Configuration structure.

Returns

0 in case of success, -1 otherwise.

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iio_axi_adc_prepare_transfer()

int32_t iio_axi_adc_prepare_transfer	(	void *	dev,
		uint32_t	mask
	)

Update active channels.

Parameters

dev	- Instance of the iio_axi_adc
mask	- Mask with new channels to activate

Returns

axi_adc_update_active_channels result.

iio_axi_adc_read_dev()

int32_t iio_axi_adc_read_dev	(	void *	dev,
		void *	buff,
		uint32_t	nb_samples
	)

Update active channels.

Parameters

dev	- Instance of the iio_axi_adc
buff	- Buffer where to read samples
nb_samples	- Number of samples

Returns

0 in case of success or negative value otherwise.

iio_axi_adc_remove()

int32_t iio_axi_adc_remove

(

struct iio_axi_adc_desc *

desc

)

Release resources.

Parameters

desc	- Descriptor.

Returns

0 in case of success, -1 otherwise.

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