// SPDX-License-Identifier: LGPL-2.1+ // Copyright (C) 2022, Linaro Ltd - Daniel Lezcano <daniel.lezcano@linaro.org> #include <stdio.h> #include <sys/time.h> #include <linux/sysinfo.h> #include "thermal-tools.h" static unsigned long __offset; static struct timeval __tv; int uptimeofday_init(void) { struct sysinfo info; if (sysinfo(&info)) return -1; gettimeofday(&__tv, NULL); __offset = __tv.tv_sec - info.uptime; return 0; } unsigned long getuptimeofday_ms(void) { gettimeofday(&__tv, NULL); return ((__tv.tv_sec - __offset) * 1000) + (__tv.tv_usec / 1000); } struct timespec msec_to_timespec(int msec) { struct timespec tv = { .tv_sec = (msec / 1000), .tv_nsec = (msec % 1000) * 1000000, }; return tv; }