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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2021 Ahmad Fatoum, Pengutronix
*/
#ifndef __BTHREAD_H_
#define __BTHREAD_H_
#include <linux/stddef.h>
struct bthread;
extern struct bthread *current;
struct bthread *bthread_create(int (*threadfn)(void *), void *data, const char *namefmt, ...);
void bthread_free(struct bthread *bthread);
void bthread_schedule(struct bthread *);
void bthread_wake(struct bthread *bthread);
void bthread_suspend(struct bthread *bthread);
int bthread_should_stop(void);
int bthread_stop(struct bthread *bthread);
void bthread_info(void);
const char *bthread_name(struct bthread *bthread);
bool bthread_is_main(struct bthread *bthread);
/**
* bthread_run - create and wake a thread.
* @threadfn: the function to run for coming reschedule cycles
* @data: data ptr for @threadfn.
* @namefmt: printf-style name for the thread.
*
* Description: Convenient wrapper for bthread_create() followed by
* bthread_wakeup(). Returns the bthread or NULL
*/
#define bthread_run(threadfn, data, namefmt, ...) \
({ \
struct bthread *__b \
= bthread_create(threadfn, data, namefmt, ## __VA_ARGS__); \
if (__b) \
bthread_wake(__b); \
__b; \
})
#ifdef CONFIG_BTHREAD
void bthread_reschedule(void);
#else
static inline void bthread_reschedule(void)
{
}
#endif
#endif
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