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