diff mbox series

[7/8] cpufreq: scpi: Use auto-registration for energy model

Message ID 7809d747fecbaad46699a178f26288a015055b20.1628579170.git.viresh.kumar@linaro.org (mailing list archive)
State New, archived
Headers show
Series cpufreq: Auto-register with energy model | expand

Commit Message

Viresh Kumar Aug. 10, 2021, 7:36 a.m. UTC
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@linaro.org>
---
 drivers/cpufreq/scpi-cpufreq.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

Comments

Lukasz Luba Aug. 10, 2021, 10:27 a.m. UTC | #1
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@linaro.org>
> ---
>   drivers/cpufreq/scpi-cpufreq.c | 5 ++---
>   1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
> index d6a698a1b5d1..bc8c62b1beb5 100644
> --- a/drivers/cpufreq/scpi-cpufreq.c
> +++ b/drivers/cpufreq/scpi-cpufreq.c
> @@ -163,8 +163,6 @@ static int scpi_cpufreq_init(struct cpufreq_policy *policy)
>   
>   	policy->fast_switch_possible = false;
>   
> -	dev_pm_opp_of_register_em(cpu_dev, policy->cpus);
> -
>   	return 0;
>   
>   out_free_cpufreq_table:
> @@ -193,7 +191,8 @@ static struct cpufreq_driver scpi_cpufreq_driver = {
>   	.name	= "scpi-cpufreq",
>   	.flags	= CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
>   		  CPUFREQ_NEED_INITIAL_FREQ_CHECK |
> -		  CPUFREQ_IS_COOLING_DEV,
> +		  CPUFREQ_IS_COOLING_DEV |
> +		  CPUFREQ_REGISTER_WITH_EM,
>   	.verify	= cpufreq_generic_frequency_table_verify,
>   	.attr	= cpufreq_generic_attr,
>   	.get	= scpi_cpufreq_get_rate,
> 

Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Sudeep Holla Aug. 11, 2021, 2:40 a.m. UTC | #2
On Tue, Aug 10, 2021 at 01:06:54PM +0530, 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.
> 

Acked-by: Sudeep Holla <sudeep.holla@arm.com>
diff mbox series

Patch

diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
index d6a698a1b5d1..bc8c62b1beb5 100644
--- a/drivers/cpufreq/scpi-cpufreq.c
+++ b/drivers/cpufreq/scpi-cpufreq.c
@@ -163,8 +163,6 @@  static int scpi_cpufreq_init(struct cpufreq_policy *policy)
 
 	policy->fast_switch_possible = false;
 
-	dev_pm_opp_of_register_em(cpu_dev, policy->cpus);
-
 	return 0;
 
 out_free_cpufreq_table:
@@ -193,7 +191,8 @@  static struct cpufreq_driver scpi_cpufreq_driver = {
 	.name	= "scpi-cpufreq",
 	.flags	= CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
 		  CPUFREQ_NEED_INITIAL_FREQ_CHECK |
-		  CPUFREQ_IS_COOLING_DEV,
+		  CPUFREQ_IS_COOLING_DEV |
+		  CPUFREQ_REGISTER_WITH_EM,
 	.verify	= cpufreq_generic_frequency_table_verify,
 	.attr	= cpufreq_generic_attr,
 	.get	= scpi_cpufreq_get_rate,