| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | * Virtual PTP 1588 clock for use with KVM guests |
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| 4 | * |
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| 5 | * Copyright (C) 2017 Red Hat Inc. |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef _PTP_KVM_H_ |
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| 9 | #define _PTP_KVM_H_ |
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| 10 | |
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| 11 | #include <linux/types.h> |
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| 12 | |
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| 13 | struct timespec64; |
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| 14 | struct clocksource; |
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| 15 | |
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| 16 | int kvm_arch_ptp_init(void); |
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| 17 | void kvm_arch_ptp_exit(void); |
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| 18 | int kvm_arch_ptp_get_clock(struct timespec64 *ts); |
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| 19 | int kvm_arch_ptp_get_crosststamp(u64 *cycle, |
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| 20 | struct timespec64 *tspec, struct clocksource **cs); |
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| 21 | |
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| 22 | #endif /* _PTP_KVM_H_ */ |
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| 23 | |
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