lkml.org 
[lkml]   [2018]   [Feb]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH V2 7/7] cpuidle/drivers/cpuidle-arm: Register the cooling device
From
Date


On 2018/2/21 23:29, Daniel Lezcano wrote:
> Register the ARM generic cpuidle driver as a cooling device.
>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
> ---
> drivers/cpuidle/cpuidle-arm.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/cpuidle/cpuidle-arm.c b/drivers/cpuidle/cpuidle-arm.c
> index ddee1b6..c100915 100644
> --- a/drivers/cpuidle/cpuidle-arm.c
> +++ b/drivers/cpuidle/cpuidle-arm.c
> @@ -11,6 +11,7 @@
>
> #define pr_fmt(fmt) "CPUidle arm: " fmt
>
> +#include <linux/cpu_cooling.h>
> #include <linux/cpuidle.h>
> #include <linux/cpumask.h>
> #include <linux/cpu_pm.h>
> @@ -172,6 +173,10 @@ static int __init arm_idle_init(void)
> goto out_fail;
> }
>
> + ret = cpuidle_cooling_register();
> + if (ret)
> + pr_warn("Failed to register the cpuidle cooling device\n");
> +
SoC which uses Big-Little architecture doesn't use cpuidle-arm driver, is it
better to put cpuidle_cooling_register to cpuidle_register_driver, and use the
cpumask of cpuidle driver to register cpuidle cooling device intead of get it
from topology?
> return 0;
>
> out_fail:
>

\
 
 \ /
  Last update: 2018-02-24 03:51    [W:0.251 / U:0.928 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site