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_ */ 20