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/*
* Copyright (c) 2020 Peter Johanson
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <device.h>
#include <drivers/gpio.h>
#include <sys/util.h>
struct en11_config {
const char *a_label;
const u8_t a_pin;
const u8_t a_flags;
const char *b_label;
const u8_t b_pin;
const u8_t b_flags;
};
enum en11_pin_state {
EN11_A_PIN_STATE,
EN11_B_PIN_STATE
};
struct en11_data {
struct device *a;
struct device *b;
u8_t ab_state;
s16_t sample;
#ifdef CONFIG_EN11_TRIGGER
struct device *gpio;
struct gpio_callback a_gpio_cb;
struct gpio_callback b_gpio_cb;
struct device *dev;
sensor_trigger_handler_t handler;
struct sensor_trigger trigger;
#if defined(CONFIG_EN11_TRIGGER_OWN_THREAD)
K_THREAD_STACK_MEMBER(thread_stack, CONFIG_EN11_THREAD_STACK_SIZE);
struct k_sem gpio_sem;
struct k_thread thread;
#elif defined(CONFIG_EN11_TRIGGER_GLOBAL_THREAD)
struct k_work work;
#endif
#endif /* CONFIG_EN11_TRIGGER */
};
#ifdef CONFIG_EN11_TRIGGER
int en11_trigger_set(struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
int en11_init_interrupt(struct device *dev);
#endif
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