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#include <linux/clocksource_ids.h> 12#include <linux/types.h> 13 14struct timespec64; 15 16int kvm_arch_ptp_init(void); 17void kvm_arch_ptp_exit(void); 18int kvm_arch_ptp_get_clock(struct timespec64 *ts); 19int kvm_arch_ptp_get_crosststamp(u64 *cycle, 20 struct timespec64 *tspec, enum clocksource_ids *cs_id); 21 22#endif /* _PTP_KVM_H_ */ 23