px4-firmware/platforms/qurt/include/hrt_work.h

66 lines
2.3 KiB
C

/****************************************************************************
*
* Copyright (C) 2015 Mark Charlebois. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#include <px4_log.h>
#include <semaphore.h>
#include <px4_workqueue.h>
#pragma once
__BEGIN_DECLS
extern sem_t _hrt_work_lock;
extern struct wqueue_s g_hrt_work;
void hrt_work_queue_init(void);
int hrt_work_queue(struct work_s *work, worker_t worker, void *arg, uint32_t usdelay);
void hrt_work_cancel(struct work_s *work);
static inline void hrt_work_lock(void);
static inline void hrt_work_unlock(void);
static inline void hrt_work_lock()
{
//PX4_INFO("hrt_work_lock");
sem_wait(&_hrt_work_lock);
}
static inline void hrt_work_unlock()
{
//PX4_INFO("hrt_work_unlock");
sem_post(&_hrt_work_lock);
}
__END_DECLS