1 /* periodic_work.h
2  *
3  * Copyright (C) 2010 - 2013 UNISYS CORPORATION
4  * All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or (at
9  * your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
14  * NON INFRINGEMENT.  See the GNU General Public License for more
15  * details.
16  */
17 
18 #ifndef __PERIODIC_WORK_H__
19 #define __PERIODIC_WORK_H__
20 
21 #include <linux/seq_file.h>
22 #include <linux/slab.h>
23 
24 /* PERIODIC_WORK an opaque structure to users.
25  * Fields are declared only in the implementation .c files.
26  */
27 struct periodic_work;
28 
29 struct periodic_work *
30 visor_periodic_work_create(ulong jiffy_interval,
31 			   struct workqueue_struct *workqueue,
32 			   void (*workfunc)(void *),
33 			   void *workfuncarg,
34 			   const char *devnam);
35 void visor_periodic_work_destroy(struct periodic_work *pw);
36 bool visor_periodic_work_nextperiod(struct periodic_work *pw);
37 bool visor_periodic_work_start(struct periodic_work *pw);
38 bool visor_periodic_work_stop(struct periodic_work *pw);
39 
40 #endif
41