diff options
author | Alexander Gordeev <lasaine@lvk.cs.msu.su> | 2011-01-12 20:00:58 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 11:03:21 -0500 |
commit | 717c033669ed3ceaee8df57d4562fafcc1a6267a (patch) | |
tree | 892e922c08b5f5eee8fbe7c8e0fdc774db660c67 /drivers/pps/kc.h | |
parent | e2c18e49a0d4f822ffc29fb4958943beb1ff08b7 (diff) |
pps: add kernel consumer support
Add an optional feature of PPSAPI, kernel consumer support, which uses the
added hardpps() function.
Signed-off-by: Alexander Gordeev <lasaine@lvk.cs.msu.su>
Acked-by: Rodolfo Giometti <giometti@linux.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pps/kc.h')
-rw-r--r-- | drivers/pps/kc.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/pps/kc.h b/drivers/pps/kc.h new file mode 100644 index 000000000000..d296fcd0a175 --- /dev/null +++ b/drivers/pps/kc.h | |||
@@ -0,0 +1,46 @@ | |||
1 | /* | ||
2 | * PPS kernel consumer API header | ||
3 | * | ||
4 | * Copyright (C) 2009-2010 Alexander Gordeev <lasaine@lvk.cs.msu.su> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
19 | */ | ||
20 | |||
21 | #ifndef LINUX_PPS_KC_H | ||
22 | #define LINUX_PPS_KC_H | ||
23 | |||
24 | #include <linux/errno.h> | ||
25 | #include <linux/pps_kernel.h> | ||
26 | |||
27 | #ifdef CONFIG_NTP_PPS | ||
28 | |||
29 | extern int pps_kc_bind(struct pps_device *pps, | ||
30 | struct pps_bind_args *bind_args); | ||
31 | extern void pps_kc_remove(struct pps_device *pps); | ||
32 | extern void pps_kc_event(struct pps_device *pps, | ||
33 | struct pps_event_time *ts, int event); | ||
34 | |||
35 | |||
36 | #else /* CONFIG_NTP_PPS */ | ||
37 | |||
38 | static inline int pps_kc_bind(struct pps_device *pps, | ||
39 | struct pps_bind_args *bind_args) { return -EOPNOTSUPP; } | ||
40 | static inline void pps_kc_remove(struct pps_device *pps) {} | ||
41 | static inline void pps_kc_event(struct pps_device *pps, | ||
42 | struct pps_event_time *ts, int event) {} | ||
43 | |||
44 | #endif /* CONFIG_NTP_PPS */ | ||
45 | |||
46 | #endif /* LINUX_PPS_KC_H */ | ||