Source of powernow-k8.c - linux-imx - PHYTEC BitBucket (Stash)

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    /* only run on specific CPU from here on */
    init_on_cpu.data = data;
    smp_call_function_single(data->cpu, powernowk8_cpu_init_on_cpu,
                 &init_on_cpu, 1);
    rc = init_on_cpu.rc;
    if (rc != 0)
        goto err_out_exit_acpi;
​
    cpumask_copy(pol->cpus, topology_core_cpumask(pol->cpu));
    data->available_cores = pol->cpus;
​
    /* min/max the cpu is capable of */
    if (cpufreq_table_validate_and_show(pol, data->powernow_table)) {
        pr_err(FW_BUG "invalid powernow_table\n");
        powernow_k8_cpu_exit_acpi(data);
        kfree(data->powernow_table);
        kfree(data);
        return -EINVAL;
    }
    pol->freq_table = data->powernow_table;
​
    pr_debug("cpu_init done, current fid 0x%x, vid 0x%x\n",
        data->currfid, data->currvid);
​
    /* Point all the CPUs in this policy to the same data */
    for_each_cpu(cpu, pol->cpus)
        per_cpu(powernow_data, cpu) = data;
​
    return 0;
​