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
13#if _MIPS_SIM != _MIPS_SIM_ABI64
14int __vdso_clock_gettime(clockid_t clock,
15			 struct old_timespec32 *ts)
16{
17	return __cvdso_clock_gettime32(clock, ts);
18}
19
20#ifdef CONFIG_MIPS_CLOCK_VSYSCALL
21
22/*
23 * This is behind the ifdef so that we don't provide the symbol when there's no
24 * possibility of there being a usable clocksource, because there's nothing we
25 * can do without it. When libc fails the symbol lookup it should fall back on
26 * the standard syscall path.
27 */
28int __vdso_gettimeofday(struct __kernel_old_timeval *tv,
29			struct timezone *tz)
30{
31	return __cvdso_gettimeofday(tv, tz);
32}
33
34#endif /* CONFIG_MIPS_CLOCK_VSYSCALL */
35
36int __vdso_clock_getres(clockid_t clock_id,
37			struct old_timespec32 *res)
38{
39	return __cvdso_clock_getres_time32(clock_id, res);
40}
41
42int __vdso_clock_gettime64(clockid_t clock,
43			   struct __kernel_timespec *ts)
44{
45	return __cvdso_clock_gettime(clock, ts);
46}
47
48#else
49
50int __vdso_clock_gettime(clockid_t clock,
51			 struct __kernel_timespec *ts)
52{
53	return __cvdso_clock_gettime(clock, ts);
54}
55
56#ifdef CONFIG_MIPS_CLOCK_VSYSCALL
57
58/*
59 * This is behind the ifdef so that we don't provide the symbol when there's no
60 * possibility of there being a usable clocksource, because there's nothing we
61 * can do without it. When libc fails the symbol lookup it should fall back on
62 * the standard syscall path.
63 */
64int __vdso_gettimeofday(struct __kernel_old_timeval *tv,
65			struct timezone *tz)
66{
67	return __cvdso_gettimeofday(tv, tz);
68}
69
70#endif /* CONFIG_MIPS_CLOCK_VSYSCALL */
71
72int __vdso_clock_getres(clockid_t clock_id,
73			struct __kernel_timespec *res)
74{
75	return __cvdso_clock_getres(clock_id, res);
76}
77
78#endif