misc.c

Go to the documentation of this file.

#if defined(__i386__) || defined(__x86_64__)

#include "helpers/helpers.h"

int cpufreq_has_boost_support(unsigned int cpu, int *support, int *active,
            int *states)
{
    struct cpupower_cpu_info cpu_info;
    int ret;

    *support = *active = *states = 0;

    ret = get_cpu_info(0, &cpu_info);
    if (ret)
        return ret;

    if (cpupower_cpu_info.caps & CPUPOWER_CAP_AMD_CBP) {
        *support = 1;
        amd_pci_get_num_boost_states(active, states);
        if (ret <= 0)
            return ret;
        *support = 1;
    } else if (cpupower_cpu_info.caps & CPUPOWER_CAP_INTEL_IDA)
        *support = *active = 1;
    return 0;
}
#endif /* #if defined(__i386__) || defined(__x86_64__) */