include/linux/ptp_kvm.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Virtual PTP 1588 clock for use with KVM guests
   4  *
   5  * Copyright (C) 2017 Red Hat Inc.
   6  */
   7
   8 #ifndef _PTP_KVM_H_
   9 #define _PTP_KVM_H_
  10
  11 struct timespec64;
  12 struct clocksource;
  13
  14 int kvm_arch_ptp_init(void);
  15 int kvm_arch_ptp_get_clock(struct timespec64 *ts);
  16 int kvm_arch_ptp_get_crosststamp(u64 *cycle,
  17                 struct timespec64 *tspec, struct clocksource **cs);
  18
  19 #endif /* _PTP_KVM_H_ */