brintos

brintos / linux-shallow public Read only

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1// SPDX-License-Identifier: GPL-2.02#include <stdio.h>3 4#include "cpu.h"5#include "fs/fs.h"6 7int cpu__get_max_freq(unsigned long long *freq)8{9	char entry[PATH_MAX];10	int cpu;11 12	if (sysfs__read_int("devices/system/cpu/online", &cpu) < 0)13		return -1;14 15	snprintf(entry, sizeof(entry),16		 "devices/system/cpu/cpu%d/cpufreq/cpuinfo_max_freq", cpu);17 18	return sysfs__read_ull(entry, freq);19}20