xref: /openbsd/sys/dev/pci/drm/include/linux/sched.h (revision e5dd7070)
1 /*	$OpenBSD: sched.h,v 1.3 2020/06/08 04:48:15 jsg Exp $	*/
2 /*
3  * Copyright (c) 2013, 2014, 2015 Mark Kettenis
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #ifndef _LINUX_SCHED_H
19 #define _LINUX_SCHED_H
20 
21 #include <sys/param.h>
22 #include <sys/systm.h>
23 #include <sys/kernel.h>
24 #include <sys/stdint.h>
25 #include <sys/mutex.h>
26 #include <linux/wait.h>
27 #include <linux/hrtimer.h>
28 #include <linux/sem.h>
29 
30 #define TASK_NORMAL		1
31 #define TASK_UNINTERRUPTIBLE	0
32 #define TASK_INTERRUPTIBLE	PCATCH
33 #define TASK_RUNNING		-1
34 
35 #define MAX_SCHEDULE_TIMEOUT	(INT32_MAX)
36 
37 #define TASK_COMM_LEN		(MAXCOMLEN + 1)
38 
39 #define cond_resched()		sched_pause(yield)
40 #define drm_need_resched() \
41     (curcpu()->ci_schedstate.spc_schedflags & SPCF_SHOULDYIELD)
42 
43 void set_current_state(int);
44 void __set_current_state(int);
45 void schedule(void);
46 long schedule_timeout(long);
47 long schedule_timeout_uninterruptible(long);
48 
49 #define io_schedule_timeout(x)	schedule_timeout(x)
50 
51 struct proc;
52 int wake_up_process(struct proc *p);
53 
54 #endif
55