diff mbox series

[3/8] cpufreq: imx6q: Use auto-registration for energy model

Message ID ba662b10e043e7734eb9d9e9bbc4c75afab9c2a4.1628579170.git.viresh.kumar@linaro.org
State New
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/imx6q-cpufreq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

-- 
2.31.1.272.g89b43f80a514

Comments

Lukasz Luba Aug. 10, 2021, 10:20 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/imx6q-cpufreq.c | 4 ++--

>   1 file changed, 2 insertions(+), 2 deletions(-)

> 

> diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c

> index 5bf5fc759881..aa8df5b468d7 100644

> --- a/drivers/cpufreq/imx6q-cpufreq.c

> +++ b/drivers/cpufreq/imx6q-cpufreq.c

> @@ -192,14 +192,14 @@ static int imx6q_cpufreq_init(struct cpufreq_policy *policy)

>   	policy->clk = clks[ARM].clk;

>   	cpufreq_generic_init(policy, freq_table, transition_latency);

>   	policy->suspend_freq = max_freq;

> -	dev_pm_opp_of_register_em(cpu_dev, policy->cpus);

>   

>   	return 0;

>   }

>   

>   static struct cpufreq_driver imx6q_cpufreq_driver = {

>   	.flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK |

> -		 CPUFREQ_IS_COOLING_DEV,

> +		 CPUFREQ_IS_COOLING_DEV |

> +		 CPUFREQ_REGISTER_WITH_EM,

>   	.verify = cpufreq_generic_frequency_table_verify,

>   	.target_index = imx6q_set_target,

>   	.get = cpufreq_generic_get,

> 


Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
diff mbox series

Patch

diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index 5bf5fc759881..aa8df5b468d7 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -192,14 +192,14 @@  static int imx6q_cpufreq_init(struct cpufreq_policy *policy)
 	policy->clk = clks[ARM].clk;
 	cpufreq_generic_init(policy, freq_table, transition_latency);
 	policy->suspend_freq = max_freq;
-	dev_pm_opp_of_register_em(cpu_dev, policy->cpus);
 
 	return 0;
 }
 
 static struct cpufreq_driver imx6q_cpufreq_driver = {
 	.flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK |
-		 CPUFREQ_IS_COOLING_DEV,
+		 CPUFREQ_IS_COOLING_DEV |
+		 CPUFREQ_REGISTER_WITH_EM,
 	.verify = cpufreq_generic_frequency_table_verify,
 	.target_index = imx6q_set_target,
 	.get = cpufreq_generic_get,