| Thomas Gleixner | 74ba920 | 2019-05-20 09:19:02 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Alexander Gordeev | 717c033 | 2011-01-12 17:00:58 -0800 | [diff] [blame] | 2 | /* |
| 3 | * PPS kernel consumer API header |
| 4 | * |
| 5 | * Copyright (C) 2009-2010 Alexander Gordeev <lasaine@lvk.cs.msu.su> |
| Alexander Gordeev | 717c033 | 2011-01-12 17:00:58 -0800 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef LINUX_PPS_KC_H |
| 9 | #define LINUX_PPS_KC_H |
| 10 | |
| 11 | #include <linux/errno.h> |
| 12 | #include <linux/pps_kernel.h> |
| 13 | |
| 14 | #ifdef CONFIG_NTP_PPS |
| 15 | |
| 16 | extern int pps_kc_bind(struct pps_device *pps, |
| 17 | struct pps_bind_args *bind_args); |
| 18 | extern void pps_kc_remove(struct pps_device *pps); |
| 19 | extern void pps_kc_event(struct pps_device *pps, |
| 20 | struct pps_event_time *ts, int event); |
| 21 | |
| 22 | |
| 23 | #else /* CONFIG_NTP_PPS */ |
| 24 | |
| 25 | static inline int pps_kc_bind(struct pps_device *pps, |
| 26 | struct pps_bind_args *bind_args) { return -EOPNOTSUPP; } |
| 27 | static inline void pps_kc_remove(struct pps_device *pps) {} |
| 28 | static inline void pps_kc_event(struct pps_device *pps, |
| 29 | struct pps_event_time *ts, int event) {} |
| 30 | |
| 31 | #endif /* CONFIG_NTP_PPS */ |
| 32 | |
| 33 | #endif /* LINUX_PPS_KC_H */ |