xref: /OK3568_Linux_fs/kernel/arch/s390/include/asm/vtimer.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Copyright IBM Corp. 2003, 2012
4*4882a593Smuzhiyun  *  Virtual CPU timer
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  *  Author(s): Jan Glauber <jan.glauber@de.ibm.com>
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef _ASM_S390_TIMER_H
10*4882a593Smuzhiyun #define _ASM_S390_TIMER_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #define VTIMER_MAX_SLICE (0x7fffffffffffffffULL)
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun struct vtimer_list {
15*4882a593Smuzhiyun 	struct list_head entry;
16*4882a593Smuzhiyun 	u64 expires;
17*4882a593Smuzhiyun 	u64 interval;
18*4882a593Smuzhiyun 	void (*function)(unsigned long);
19*4882a593Smuzhiyun 	unsigned long data;
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun extern void init_virt_timer(struct vtimer_list *timer);
23*4882a593Smuzhiyun extern void add_virt_timer(struct vtimer_list *timer);
24*4882a593Smuzhiyun extern void add_virt_timer_periodic(struct vtimer_list *timer);
25*4882a593Smuzhiyun extern int mod_virt_timer(struct vtimer_list *timer, u64 expires);
26*4882a593Smuzhiyun extern int mod_virt_timer_periodic(struct vtimer_list *timer, u64 expires);
27*4882a593Smuzhiyun extern int del_virt_timer(struct vtimer_list *timer);
28*4882a593Smuzhiyun extern void vtime_init(void);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #endif /* _ASM_S390_TIMER_H */
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