zephyr/kernel/include/wait_q.h

60 lines
1.4 KiB
C

/* wait queue for multiple threads on kernel objects */
/*
* Copyright (c) 2015 Wind River Systems, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _kernel_include_wait_q__h_
#define _kernel_include_wait_q__h_
#include <kernel_structs.h>
#include <misc/dlist.h>
#include <ksched.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifdef CONFIG_SYS_CLOCK_EXISTS
#include <timeout_q.h>
#else
static ALWAYS_INLINE void _init_thread_timeout(struct _thread_base *thread_base)
{
ARG_UNUSED(thread_base);
}
static ALWAYS_INLINE void
_add_thread_timeout(struct k_thread *thread, _wait_q_t *wait_q, int32_t timeout)
{
ARG_UNUSED(thread);
ARG_UNUSED(wait_q);
ARG_UNUSED(timeout);
}
static ALWAYS_INLINE int _abort_thread_timeout(struct k_thread *thread)
{
ARG_UNUSED(thread);
return 0;
}
#define _get_next_timeout_expiry() (K_FOREVER)
#endif
#ifdef __cplusplus
}
#endif
#endif /* _kernel_include_wait_q__h_ */