linux-kernel - RE: [PATCH] soc: imx-scu: Support module build

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Date:   Wed, 17 Jun 2020 07:57:46 +0000
From:   Aisheng Dong <aisheng.dong@....com>
To:     Anson Huang <anson.huang@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        Peng Fan <peng.fan@....com>, "arnd@...db.de" <arnd@...db.de>,
        Leonard Crestez <leonard.crestez@....com>,
        "krzk@...nel.org" <krzk@...nel.org>,
        Daniel Baluta <daniel.baluta@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH] soc: imx-scu: Support module build

> From: Anson Huang <Anson.Huang@....com>
> Sent: Wednesday, June 17, 2020 12:54 PM
> 
> Change the configuration type to tristate, add module description, author and
> license to support module build.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
>  drivers/soc/imx/Kconfig       | 2 +-
>  drivers/soc/imx/soc-imx-scu.c | 5 +++++
>  2 files changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/soc/imx/Kconfig b/drivers/soc/imx/Kconfig index
> d515d2c..c255acb 100644
> --- a/drivers/soc/imx/Kconfig
> +++ b/drivers/soc/imx/Kconfig
> @@ -9,7 +9,7 @@ config IMX_GPCV2_PM_DOMAINS
>  	default y if SOC_IMX7D
> 
>  config IMX_SCU_SOC
> -	bool "i.MX System Controller Unit SoC info support"
> +	tristate "i.MX System Controller Unit SoC info support"
>  	depends on IMX_SCU
>  	select SOC_BUS
>  	help
> diff --git a/drivers/soc/imx/soc-imx-scu.c b/drivers/soc/imx/soc-imx-scu.c index
> 20d37ea..bdd43ed 100644
> --- a/drivers/soc/imx/soc-imx-scu.c
> +++ b/drivers/soc/imx/soc-imx-scu.c
> @@ -5,6 +5,7 @@
> 
>  #include <dt-bindings/firmware/imx/rsrc.h>  #include
> <linux/firmware/imx/sci.h>
> +#include <linux/module.h>
>  #include <linux/slab.h>
>  #include <linux/sys_soc.h>
>  #include <linux/platform_device.h>
> @@ -185,3 +186,7 @@ static int __init imx_scu_soc_init(void)
>  	return PTR_ERR_OR_ZERO(pdev);
>  }
>  device_initcall(imx_scu_soc_init);
> +
> +MODULE_AUTHOR("Anson Huang <anson.huang@....com>");
> +MODULE_DESCRIPTION("NXP i.MX SCU SoC driver"); MODULE_LICENSE("GPL
> +v2");

I'm ok with the change. But I'm curious how can this module be autoloaded
without MODULE_DEVICE_TABLE.
Have you tested if it can work?

Regards
Aisheng

> --
> 2.7.4