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/*
* Copyright 2012-15 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef __DAL_GPIO_INTERFACE_H__
#define __DAL_GPIO_INTERFACE_H__
#include "gpio_types.h"
#include "grph_object_defs.h"
struct gpio;
/* Open the handle for future use */
enum gpio_result dal_gpio_open(
struct gpio *gpio,
enum gpio_mode mode);
enum gpio_result dal_gpio_open_ex(
struct gpio *gpio,
enum gpio_mode mode);
/* Get high or low from the pin */
enum gpio_result dal_gpio_get_value(
const struct gpio *gpio,
uint32_t *value);
/* Set pin high or low */
enum gpio_result dal_gpio_set_value(
const struct gpio *gpio,
uint32_t value);
/* Get current mode */
enum gpio_mode dal_gpio_get_mode(
const struct gpio *gpio);
/* Change mode of the handle */
enum gpio_result dal_gpio_change_mode(
struct gpio *gpio,
enum gpio_mode mode);
/* Get the GPIO id */
enum gpio_id dal_gpio_get_id(
const struct gpio *gpio);
/* Get the GPIO enum */
uint32_t dal_gpio_get_enum(
const struct gpio *gpio);
/* Set the GPIO pin configuration */
enum gpio_result dal_gpio_set_config(
struct gpio *gpio,
const struct gpio_config_data *config_data);
/* Obtain GPIO pin info */
enum gpio_result dal_gpio_get_pin_info(
const struct gpio *gpio,
struct gpio_pin_info *pin_info);
/* Obtain GPIO sync source */
enum sync_source dal_gpio_get_sync_source(
const struct gpio *gpio);
/* Obtain GPIO pin output state (active low or active high) */
enum gpio_pin_output_state dal_gpio_get_output_state(
const struct gpio *gpio);
/* Close the handle */
void dal_gpio_close(
struct gpio *gpio);
#endif
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