linux-kernel - Re: [PATCH v1 06/17] rtc: optee: Migrate to use tee specific driver registration function

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Message-ID: <aT-4usVp-PhNNw7T@sumit-X1>
Date: Mon, 15 Dec 2025 16:28:58 +0900
From: Sumit Garg <sumit.garg@...nel.org>
To: Uwe Kleine-König <u.kleine-koenig@...libre.com>
Cc: Jens Wiklander <jens.wiklander@...aro.org>,
	Clément Léger <clement.leger@...tlin.com>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	op-tee@...ts.trustedfirmware.org, linux-rtc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 06/17] rtc: optee: Migrate to use tee specific driver
 registration function

On Thu, Dec 11, 2025 at 06:15:00PM +0100, Uwe Kleine-König wrote:
> The tee subsystem recently got a set of dedicated functions to register
> (and unregister) a tee driver. Make use of them. These care for setting the
> driver's bus (so the explicit assignment can be dropped) and the driver
> owner (which is an improvement this driver benefits from).
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...libre.com>
> ---
>  drivers/rtc/rtc-optee.c | 14 +-------------
>  1 file changed, 1 insertion(+), 13 deletions(-)

Reviewed-by: Sumit Garg <sumit.garg@....qualcomm.com>

-Sumit

> 
> diff --git a/drivers/rtc/rtc-optee.c b/drivers/rtc/rtc-optee.c
> index 184c6d142801..f924a729ead0 100644
> --- a/drivers/rtc/rtc-optee.c
> +++ b/drivers/rtc/rtc-optee.c
> @@ -726,25 +726,13 @@ static struct tee_client_driver optee_rtc_driver = {
>  	.id_table	= optee_rtc_id_table,
>  	.driver		= {
>  		.name		= "optee_rtc",
> -		.bus		= &tee_bus_type,
>  		.probe		= optee_rtc_probe,
>  		.remove		= optee_rtc_remove,
>  		.pm		= pm_sleep_ptr(&optee_rtc_pm_ops),
>  	},
>  };
>  
> -static int __init optee_rtc_mod_init(void)
> -{
> -	return driver_register(&optee_rtc_driver.driver);
> -}
> -
> -static void __exit optee_rtc_mod_exit(void)
> -{
> -	driver_unregister(&optee_rtc_driver.driver);
> -}
> -
> -module_init(optee_rtc_mod_init);
> -module_exit(optee_rtc_mod_exit);
> +module_tee_client_driver(optee_rtc_driver);
>  
>  MODULE_LICENSE("GPL v2");
>  MODULE_AUTHOR("Clément Léger <clement.leger@...tlin.com>");
> -- 
> 2.47.3
>