#ifndef ISP2401
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 */
#else
/**
Support for Intel Camera Imaging ISP subsystem.
Copyright (c) 2010 - 2015, Intel Corporation.

This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
version 2, as published by the Free Software Foundation.

This program is distributed in the hope it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
more details.
*/
#endif

#ifndef _IA_CSS_EVENTQ_H
#define _IA_CSS_EVENTQ_H

#include "ia_css_queue.h"	/* queue APIs */

/**
 * @brief HOST receives event from SP.
 *
 * @param[in]	eventq_handle	eventq_handle.
 * @param[in]	payload		The event payload.
 * @return	0		- Successfully dequeue.
 * @return	EINVAL		- Invalid argument.
 * @return	ENODATA		- Queue is empty.
 */
int ia_css_eventq_recv(
		ia_css_queue_t *eventq_handle,
		uint8_t *payload);

/**
 * @brief The Host sends the event to SP.
 * The caller of this API will be blocked until the event
 * is sent.
 *
 * @param[in]	eventq_handle   eventq_handle.
 * @param[in]	evt_id		The event ID.
 * @param[in]	evt_payload_0	The event payload.
 * @param[in]	evt_payload_1	The event payload.
 * @param[in]	evt_payload_2	The event payload.
 * @return	0		- Successfully enqueue.
 * @return	EINVAL		- Invalid argument.
 * @return	ENOBUFS		- Queue is full.
 */
int ia_css_eventq_send(
		ia_css_queue_t *eventq_handle,
		uint8_t evt_id,
		uint8_t evt_payload_0,
		uint8_t evt_payload_1,
		uint8_t evt_payload_2);
#endif /* _IA_CSS_EVENTQ_H */