[PATCH 4/8] cpufreq: mediatek: Use auto-registration for energy model
Lukasz Luba
lukasz.luba at arm.com
Tue Aug 10 03:20:53 PDT 2021
On 8/10/21 8:36 AM, Viresh Kumar wrote:
> Use the CPUFREQ_REGISTER_WITH_EM flag to allow cpufreq core to
> automatically register with the energy model.
>
> This allows removal of boiler plate code from the driver and fixes the
> unregistration part as well.
>
> Signed-off-by: Viresh Kumar <viresh.kumar at linaro.org>
> ---
> drivers/cpufreq/mediatek-cpufreq.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
> index 87019d5a9547..4743f2e58b97 100644
> --- a/drivers/cpufreq/mediatek-cpufreq.c
> +++ b/drivers/cpufreq/mediatek-cpufreq.c
> @@ -448,8 +448,6 @@ static int mtk_cpufreq_init(struct cpufreq_policy *policy)
> policy->driver_data = info;
> policy->clk = info->cpu_clk;
>
> - dev_pm_opp_of_register_em(info->cpu_dev, policy->cpus);
> -
> return 0;
> }
>
> @@ -465,7 +463,8 @@ static int mtk_cpufreq_exit(struct cpufreq_policy *policy)
> static struct cpufreq_driver mtk_cpufreq_driver = {
> .flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK |
> CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
> - CPUFREQ_IS_COOLING_DEV,
> + CPUFREQ_IS_COOLING_DEV |
> + CPUFREQ_REGISTER_WITH_EM,
> .verify = cpufreq_generic_frequency_table_verify,
> .target_index = mtk_cpufreq_set_target,
> .get = cpufreq_generic_get,
>
Reviewed-by: Lukasz Luba <lukasz.luba at arm.com>
More information about the Linux-mediatek
mailing list