Re: [PATCH 4/6] cpufreq: Remove cooling device usage

From: Viresh Kumar
Date: Mon Jun 24 2019 - 02:05:06 EST


On 21-06-19, 15:23, Daniel Lezcano wrote:
> The cpufreq_cooling_unregister() function uses now the policy to
> unregister itself. The only purpose of the cooling device pointer is
> to unregister the cpu cooling device.
>
> As there is no more need of this pointer, remove it.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> ---
> drivers/cpufreq/cpufreq.c | 6 ++----
> include/linux/cpufreq.h | 3 ---
> 2 files changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index dfbc9bea606c..1d8f85faeaca 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -1379,7 +1379,7 @@ static int cpufreq_online(unsigned int cpu)
> cpufreq_driver->ready(policy);
>
> if (cpufreq_driver->flags & CPUFREQ_IS_COOLING_DEV)
> - policy->cdev = of_cpufreq_cooling_register(policy);
> + of_cpufreq_cooling_register(policy);
>
> pr_debug("initialization complete\n");
>
> @@ -1468,10 +1468,8 @@ static int cpufreq_offline(unsigned int cpu)
> goto unlock;
> }
>
> - if (cpufreq_driver->flags & CPUFREQ_IS_COOLING_DEV) {
> + if (cpufreq_driver->flags & CPUFREQ_IS_COOLING_DEV)
> cpufreq_cooling_unregister(policy);
> - policy->cdev = NULL;
> - }
>
> if (cpufreq_driver->stop_cpu)
> cpufreq_driver->stop_cpu(policy);
> diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
> index d01a74fbc4db..9a42711f338b 100644
> --- a/include/linux/cpufreq.h
> +++ b/include/linux/cpufreq.h
> @@ -144,9 +144,6 @@ struct cpufreq_policy {
>
> /* For cpufreq driver's internal use */
> void *driver_data;
> -
> - /* Pointer to the cooling device if used for thermal mitigation */
> - struct thermal_cooling_device *cdev;
> };
>
> struct cpufreq_freqs {

This too. In my view this should be merged with 2/6.

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

--
viresh