AMD_PSTATE_MAX_FREQ
[AMD_PSTATE_MAX_FREQ] = "amd_pstate_max_freq",
amd_pstate_max = amd_pstate_get_data(cpu, AMD_PSTATE_MAX_FREQ);
print_speed(amd_pstate_get_data(cpu, AMD_PSTATE_MAX_FREQ), no_rounding);