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import RT-Thread@9217865c without bsp, libcpu and components/net

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This commit is contained in:
Zihao Yu 2023-05-20 16:23:33 +08:00
commit e2376a3709
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61
components/drivers/include/ipc/waitqueue.h Normal file
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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018/06/26 Bernard Fix the wait queue issue when wakeup a soon
* to blocked thread.
*/
#ifndef WAITQUEUE_H__
#define WAITQUEUE_H__
#include <rtthread.h>
#define RT_WQ_FLAG_CLEAN 0x00
#define RT_WQ_FLAG_WAKEUP 0x01
struct rt_wqueue_node;
typedef int (*rt_wqueue_func_t)(struct rt_wqueue_node *wait, void *key);
struct rt_wqueue_node
{
rt_thread_t polling_thread;
rt_list_t list;
rt_wqueue_func_t wakeup;
rt_uint32_t key;
};
typedef struct rt_wqueue_node rt_wqueue_node_t;
int __wqueue_default_wake(struct rt_wqueue_node *wait, void *key);
rt_inline void rt_wqueue_init(rt_wqueue_t *queue)
{
RT_ASSERT(queue != RT_NULL);
queue->flag = RT_WQ_FLAG_CLEAN;
rt_list_init(&(queue->waiting_list));
}
void rt_wqueue_add(rt_wqueue_t *queue, struct rt_wqueue_node *node);
void rt_wqueue_remove(struct rt_wqueue_node *node);
int rt_wqueue_wait(rt_wqueue_t *queue, int condition, int timeout);
int rt_wqueue_wait_killable(rt_wqueue_t *queue, int condition, int timeout);
int rt_wqueue_wait_interruptible(rt_wqueue_t *queue, int condition, int timeout);
void rt_wqueue_wakeup(rt_wqueue_t *queue, void *key);
#define DEFINE_WAIT_FUNC(name, function) \
struct rt_wqueue_node name = { \
rt_current_thread, \
RT_LIST_OBJECT_INIT(((name).list)), \
\
function, \
0 \
}
#define DEFINE_WAIT(name) DEFINE_WAIT_FUNC(name, __wqueue_default_wake)
#endif