On 28/01/2019 07:41, Amit Kucheria wrote:
> Use the CPUFREQ_AUTO_REGISTER_COOLING_DEV flag to allow cpufreq core to
> automatically register as a thermal cooling device.
>
> This allows removal of boiler plate code from the driver.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
> Acked-by: Sudeep Holla <sudeep.holla@xxxxxxx>
Reviewed-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> ---
> drivers/cpufreq/scpi-cpufreq.c | 14 ++------------
> 1 file changed, 2 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
> index 99449738faa4..82420e8e5f0d 100644
> --- a/drivers/cpufreq/scpi-cpufreq.c
> +++ b/drivers/cpufreq/scpi-cpufreq.c
> @@ -22,7 +22,6 @@
> #include <linux/cpu.h>
> #include <linux/cpufreq.h>
> #include <linux/cpumask.h>
> -#include <linux/cpu_cooling.h>
> #include <linux/export.h>
> #include <linux/module.h>
> #include <linux/of_platform.h>
> @@ -34,7 +33,6 @@
> struct scpi_data {
> struct clk *clk;
> struct device *cpu_dev;
> - struct thermal_cooling_device *cdev;
> };
>
> static struct scpi_ops *scpi_ops;
> @@ -186,7 +184,6 @@ static int scpi_cpufreq_exit(struct cpufreq_policy *policy)
> {
> struct scpi_data *priv = policy->driver_data;
>
> - cpufreq_cooling_unregister(priv->cdev);
> clk_put(priv->clk);
> dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table);
> kfree(priv);
> @@ -195,23 +192,16 @@ static int scpi_cpufreq_exit(struct cpufreq_policy *policy)
> return 0;
> }
>
> -static void scpi_cpufreq_ready(struct cpufreq_policy *policy)
> -{
> - struct scpi_data *priv = policy->driver_data;
> -
> - priv->cdev = of_cpufreq_cooling_register(policy);
> -}
> -
> static struct cpufreq_driver scpi_cpufreq_driver = {
> .name = "scpi-cpufreq",
> .flags = CPUFREQ_STICKY | CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
> - CPUFREQ_NEED_INITIAL_FREQ_CHECK,
> + CPUFREQ_NEED_INITIAL_FREQ_CHECK |
> + CPUFREQ_AUTO_REGISTER_COOLING_DEV,
> .verify = cpufreq_generic_frequency_table_verify,
> .attr = cpufreq_generic_attr,
> .get = scpi_cpufreq_get_rate,
> .init = scpi_cpufreq_init,
> .exit = scpi_cpufreq_exit,
> - .ready = scpi_cpufreq_ready,
> .target_index = scpi_cpufreq_set_target,
> };
>
>
--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
