include/device_event.h

/* Copyright 2017 The ChromiumOS Authors
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/* Device event module for Chrome EC */

#ifndef PLATFORM_EC_INCLUDE_DEVICE_EVENT_H_
#define PLATFORM_EC_INCLUDE_DEVICE_EVENT_H_

#include "common.h"
#include "ec_commands.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * Return the raw device event state.
 */
uint32_t device_get_events(void);

/**
 * Set one or more device event bits.
 *
 * Call device_clear_events to unset event bits.
 *
 * @param mask          Event bits to set (use EC_DEVICE_EVENT_MASK()).
 */
void device_set_events(uint32_t mask);

/**
 * Clear one or more device event bits.
 *
 * @param mask          Event bits to clear (use EC_DEVICE_EVENT_MASK()).
 *                      Write 1 to a bit to clear it.
 */
void device_clear_events(uint32_t mask);

/**
 * Set a single device event.
 *
 * @param event         Event to set (EC_DEVICE_EVENT_*).
 */
static inline void device_set_single_event(int event)
{
	device_set_events(EC_DEVICE_EVENT_MASK(event));
}

/**
 * Enable device event.
 *
 * @param event         Event to enable (EC_DEVICE_EVENT_*)
 */
void device_enable_event(enum ec_device_event event);

#ifdef __cplusplus
}
#endif

#endif /* PLATFORM_EC_INCLUDE_DEVICE_EVENT_H_ */