topology_set_scale_freq_source
topology_set_scale_freq_source(&amu_sfd, cpus);
topology_set_scale_freq_source(&amu_sfd, cpumask_of(cpu));
EXPORT_SYMBOL_GPL(topology_set_scale_freq_source);
topology_set_scale_freq_source(sftd, policy->cpus);
topology_set_scale_freq_source(&virt_sfd, policy->cpus);
void topology_set_scale_freq_source(struct scale_freq_data *data, const struct cpumask *cpus);