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1 | /* include/linux/android_alarm.h |
2 | * | |
3 | * Copyright (C) 2006-2007 Google, Inc. | |
4 | * | |
5 | * This software is licensed under the terms of the GNU General Public | |
6 | * License version 2, as published by the Free Software Foundation, and | |
7 | * may be copied, distributed, and modified under those terms. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | */ | |
15 | ||
16 | #ifndef _LINUX_ANDROID_ALARM_H | |
17 | #define _LINUX_ANDROID_ALARM_H | |
18 | ||
19 | #include <linux/ioctl.h> | |
20 | #include <linux/time.h> | |
532572b9 | 21 | #include <linux/compat.h> |
841cb11c AH |
22 | |
23 | enum android_alarm_type { | |
24 | /* return code bit numbers or set alarm arg */ | |
25 | ANDROID_ALARM_RTC_WAKEUP, | |
26 | ANDROID_ALARM_RTC, | |
27 | ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP, | |
28 | ANDROID_ALARM_ELAPSED_REALTIME, | |
29 | ANDROID_ALARM_SYSTEMTIME, | |
30 | ||
31 | ANDROID_ALARM_TYPE_COUNT, | |
32 | ||
33 | /* return code bit numbers */ | |
34 | /* ANDROID_ALARM_TIME_CHANGE = 16 */ | |
35 | }; | |
36 | ||
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37 | enum android_alarm_return_flags { |
38 | ANDROID_ALARM_RTC_WAKEUP_MASK = 1U << ANDROID_ALARM_RTC_WAKEUP, | |
39 | ANDROID_ALARM_RTC_MASK = 1U << ANDROID_ALARM_RTC, | |
40 | ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP_MASK = | |
41 | 1U << ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP, | |
42 | ANDROID_ALARM_ELAPSED_REALTIME_MASK = | |
43 | 1U << ANDROID_ALARM_ELAPSED_REALTIME, | |
44 | ANDROID_ALARM_SYSTEMTIME_MASK = 1U << ANDROID_ALARM_SYSTEMTIME, | |
45 | ANDROID_ALARM_TIME_CHANGE_MASK = 1U << 16 | |
46 | }; | |
47 | ||
48 | /* Disable alarm */ | |
49 | #define ANDROID_ALARM_CLEAR(type) _IO('a', 0 | ((type) << 4)) | |
50 | ||
51 | /* Ack last alarm and wait for next */ | |
52 | #define ANDROID_ALARM_WAIT _IO('a', 1) | |
53 | ||
54 | #define ALARM_IOW(c, type, size) _IOW('a', (c) | ((type) << 4), size) | |
55 | /* Set alarm */ | |
56 | #define ANDROID_ALARM_SET(type) ALARM_IOW(2, type, struct timespec) | |
57 | #define ANDROID_ALARM_SET_AND_WAIT(type) ALARM_IOW(3, type, struct timespec) | |
d38e0e3f | 58 | #define ANDROID_ALARM_GET_TIME(type) ALARM_IOW(4, type, struct timespec) |
841cb11c AH |
59 | #define ANDROID_ALARM_SET_RTC _IOW('a', 5, struct timespec) |
60 | #define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0))) | |
61 | #define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4) | |
62 | ||
532572b9 JS |
63 | |
64 | #ifdef CONFIG_COMPAT | |
65 | #define ANDROID_ALARM_SET_COMPAT(type) ALARM_IOW(2, type, \ | |
66 | struct compat_timespec) | |
67 | #define ANDROID_ALARM_SET_AND_WAIT_COMPAT(type) ALARM_IOW(3, type, \ | |
68 | struct compat_timespec) | |
69 | #define ANDROID_ALARM_GET_TIME_COMPAT(type) ALARM_IOW(4, type, \ | |
70 | struct compat_timespec) | |
71 | #define ANDROID_ALARM_SET_RTC_COMPAT _IOW('a', 5, \ | |
72 | struct compat_timespec) | |
73 | #define ANDROID_ALARM_IOCTL_NR(cmd) (_IOC_NR(cmd) & ((1<<4)-1)) | |
74 | #define ANDROID_ALARM_COMPAT_TO_NORM(cmd) \ | |
75 | ALARM_IOW(ANDROID_ALARM_IOCTL_NR(cmd), \ | |
76 | ANDROID_ALARM_IOCTL_TO_TYPE(cmd), \ | |
77 | struct timespec) | |
78 | ||
79 | #endif | |
80 | ||
841cb11c | 81 | #endif |