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a8cf291b JW |
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 | ||
5f10376b JK |
11 | #include <linux/types.h> |
12 | ||
a8cf291b JW |
13 | struct timespec64; |
14 | struct clocksource; | |
15 | ||
16 | int kvm_arch_ptp_init(void); | |
17 | int kvm_arch_ptp_get_clock(struct timespec64 *ts); | |
18 | int kvm_arch_ptp_get_crosststamp(u64 *cycle, | |
19 | struct timespec64 *tspec, struct clocksource **cs); | |
20 | ||
21 | #endif /* _PTP_KVM_H_ */ |