arch/s390/include/asm/vtimer.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  *  Copyright IBM Corp. 2003, 2012
   4  *  Virtual CPU timer
   5  *
   6  *  Author(s): Jan Glauber <jan.glauber@de.ibm.com>
   7  */
   8
   9 #ifndef _ASM_S390_TIMER_H
  10 #define _ASM_S390_TIMER_H
  11
  12 #define VTIMER_MAX_SLICE (0x7fffffffffffffffULL)
  13
  14 struct vtimer_list {
  15         struct list_head entry;
  16         u64 expires;
  17         u64 interval;
  18         void (*function)(unsigned long);
  19         unsigned long data;
  20 };
  21
  22 extern void init_virt_timer(struct vtimer_list *timer);
  23 extern void add_virt_timer(struct vtimer_list *timer);
  24 extern void add_virt_timer_periodic(struct vtimer_list *timer);
  25 extern int mod_virt_timer(struct vtimer_list *timer, u64 expires);
  26 extern int mod_virt_timer_periodic(struct vtimer_list *timer, u64 expires);
  27 extern int del_virt_timer(struct vtimer_list *timer);
  28
  29 extern void init_cpu_vtimer(void);
  30 extern void vtime_init(void);
  31
  32 #endif /* _ASM_S390_TIMER_H */