rt-thread/components/drivers/include/ipc/workqueue.h

89 lines
2.2 KiB
C

/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
*/
#ifndef WORKQUEUE_H__
#define WORKQUEUE_H__
#include <rtthread.h>
enum
{
RT_WORK_STATE_PENDING = 0x0001, /* Work item pending state */
RT_WORK_STATE_SUBMITTING = 0x0002, /* Work item submitting state */
};
/**
* work type defitions
*/
enum
{
RT_WORK_TYPE_DELAYED = 0x0001,
};
/* workqueue implementation */
struct rt_workqueue
{
rt_list_t work_list;
struct rt_work *work_current; /* current work */
struct rt_semaphore sem;
rt_thread_t work_thread;
};
struct rt_work
{
rt_list_t list;
void (*work_func)(struct rt_work *work, void *work_data);
void *work_data;
rt_uint16_t flags;
rt_uint16_t type;
struct rt_timer timer;
struct rt_workqueue *workqueue;
};
struct rt_delayed_work
{
struct rt_work work;
};
#ifdef RT_USING_HEAP
/**
* WorkQueue for DeviceDriver
*/
struct rt_workqueue *rt_workqueue_create(const char *name, rt_uint16_t stack_size, rt_uint8_t priority);
rt_err_t rt_workqueue_destroy(struct rt_workqueue *queue);
rt_err_t rt_workqueue_dowork(struct rt_workqueue *queue, struct rt_work *work);
rt_err_t rt_workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *work, rt_tick_t time);
rt_err_t rt_workqueue_cancel_work(struct rt_workqueue *queue, struct rt_work *work);
rt_err_t rt_workqueue_cancel_work_sync(struct rt_workqueue *queue, struct rt_work *work);
#ifdef RT_USING_SYSTEM_WORKQUEUE
rt_err_t rt_work_submit(struct rt_work *work, rt_tick_t time);
rt_err_t rt_work_cancel(struct rt_work *work);
#endif
rt_inline void rt_work_init(struct rt_work *work, void (*work_func)(struct rt_work *work, void *work_data),
void *work_data)
{
rt_list_init(&(work->list));
work->work_func = work_func;
work->work_data = work_data;
work->workqueue = RT_NULL;
work->flags = 0;
work->type = 0;
}
void rt_delayed_work_init(struct rt_delayed_work *work, void (*work_func)(struct rt_work *work,
void *work_data), void *work_data);
int rt_work_sys_workqueue_init(void);
#endif
#endif