linux-kernel - Re: [PATCH -next v2] cpufreq: bmips-cpufreq: Use module_init and add module

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Message-ID: <20220830081939.ui23hwr4hlir6lym@vireshk-i7>
Date:   Tue, 30 Aug 2022 13:49:39 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Zhang Jianhua <chris.zjh@...wei.com>
Cc:     mmayer@...adcom.com, bcm-kernel-feedback-list@...adcom.com,
        rafael@...nel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next v2] cpufreq: bmips-cpufreq: Use module_init and add
 module_exit

On 30-08-22, 16:07, Zhang Jianhua wrote:
> - Use module_init instead of device_initcall.
> - Add a function for module_exit to unregister driver.
> 
> Signed-off-by: Zhang Jianhua <chris.zjh@...wei.com>
> ---
> v2:
> - add semicolon after module_exit to keep the format consistent
> ---
>  drivers/cpufreq/bmips-cpufreq.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/cpufreq/bmips-cpufreq.c b/drivers/cpufreq/bmips-cpufreq.c
> index f7c23fa468f0..39221a9a187a 100644
> --- a/drivers/cpufreq/bmips-cpufreq.c
> +++ b/drivers/cpufreq/bmips-cpufreq.c
> @@ -156,7 +156,7 @@ static struct cpufreq_driver bmips_cpufreq_driver = {
>  	.name		= BMIPS_CPUFREQ_PREFIX,
>  };
>  
> -static int __init bmips_cpufreq_probe(void)
> +static int __init bmips_cpufreq_driver_init(void)
>  {
>  	struct cpufreq_compat *cc;
>  	struct device_node *np;
> @@ -176,7 +176,13 @@ static int __init bmips_cpufreq_probe(void)
>  
>  	return cpufreq_register_driver(&bmips_cpufreq_driver);
>  }
> -device_initcall(bmips_cpufreq_probe);
> +module_init(bmips_cpufreq_driver_init);
> +
> +static void __exit bmips_cpufreq_driver_exit(void)
> +{
> +	cpufreq_unregister_driver(&bmips_cpufreq_driver);
> +}
> +module_exit(bmips_cpufreq_driver_exit);
>  
>  MODULE_AUTHOR("Markus Mayer <mmayer@...adcom.com>");
>  MODULE_DESCRIPTION("CPUfreq driver for Broadcom BMIPS SoCs");

Applied. Thanks.

-- 
viresh