1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * MIPS64 and compat userspace implementations of gettimeofday()
4 * and similar.
5 *
6 * Copyright (C) 2015 Imagination Technologies
7 * Copyright (C) 2018 ARM Limited
8 *
9 */
10#include <linux/time.h>
11#include <linux/types.h>
12#include <vdso/gettime.h>
13
14#if _MIPS_SIM != _MIPS_SIM_ABI64
15int __vdso_clock_gettime(clockid_t clock,
16			 struct old_timespec32 *ts)
17{
18	return __cvdso_clock_gettime32(clock, ts);
19}
20
21#ifdef CONFIG_MIPS_CLOCK_VSYSCALL
22
23/*
24 * This is behind the ifdef so that we don't provide the symbol when there's no
25 * possibility of there being a usable clocksource, because there's nothing we
26 * can do without it. When libc fails the symbol lookup it should fall back on
27 * the standard syscall path.
28 */
29int __vdso_gettimeofday(struct __kernel_old_timeval *tv,
30			struct timezone *tz)
31{
32	return __cvdso_gettimeofday(tv, tz);
33}
34
35#endif /* CONFIG_MIPS_CLOCK_VSYSCALL */
36
37int __vdso_clock_getres(clockid_t clock_id,
38			struct old_timespec32 *res)
39{
40	return __cvdso_clock_getres_time32(clock_id, res);
41}
42
43int __vdso_clock_gettime64(clockid_t clock,
44			   struct __kernel_timespec *ts)
45{
46	return __cvdso_clock_gettime(clock, ts);
47}
48
49#else
50
51int __vdso_clock_gettime(clockid_t clock,
52			 struct __kernel_timespec *ts)
53{
54	return __cvdso_clock_gettime(clock, ts);
55}
56
57#ifdef CONFIG_MIPS_CLOCK_VSYSCALL
58
59/*
60 * This is behind the ifdef so that we don't provide the symbol when there's no
61 * possibility of there being a usable clocksource, because there's nothing we
62 * can do without it. When libc fails the symbol lookup it should fall back on
63 * the standard syscall path.
64 */
65int __vdso_gettimeofday(struct __kernel_old_timeval *tv,
66			struct timezone *tz)
67{
68	return __cvdso_gettimeofday(tv, tz);
69}
70
71#endif /* CONFIG_MIPS_CLOCK_VSYSCALL */
72
73int __vdso_clock_getres(clockid_t clock_id,
74			struct __kernel_timespec *res)
75{
76	return __cvdso_clock_getres(clock_id, res);
77}
78
79#endif
80