mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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94ecbf1e71
Remove the in-kernel time steering in favour of the new ptp s390 driver, which allows the kernel clock to be steered more precise. Signed-off-by: Sven Schnelle <svens@linux.ibm.com> Reviewed-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
42 lines
961 B
C
42 lines
961 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef ASM_VDSO_GETTIMEOFDAY_H
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#define ASM_VDSO_GETTIMEOFDAY_H
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#define VDSO_HAS_TIME 1
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#define VDSO_HAS_CLOCK_GETRES 1
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#define VDSO_DELTA_NOMASK 1
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#include <asm/syscall.h>
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#include <asm/timex.h>
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#include <asm/unistd.h>
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#include <linux/compiler.h>
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static inline u64 __arch_get_hw_counter(s32 clock_mode, const struct vdso_time_data *vd)
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{
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return get_tod_clock() - vd->arch_data.tod_delta;
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}
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static __always_inline
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long clock_gettime_fallback(clockid_t clkid, struct __kernel_timespec *ts)
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{
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return syscall2(__NR_clock_gettime, (long)clkid, (long)ts);
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}
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static __always_inline
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long gettimeofday_fallback(register struct __kernel_old_timeval *tv,
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register struct timezone *tz)
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{
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return syscall2(__NR_gettimeofday, (long)tv, (long)tz);
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}
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static __always_inline
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long clock_getres_fallback(clockid_t clkid, struct __kernel_timespec *ts)
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{
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return syscall2(__NR_clock_getres, (long)clkid, (long)ts);
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}
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#endif
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