linux-kernel - Re: [PATCH v1 04/17] hwrng: optee - Make use of module_tee_client

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Message-ID: <aT-4Ju_vgEf2JGC4@sumit-X1>
Date: Mon, 15 Dec 2025 16:26:30 +0900
From: Sumit Garg <sumit.garg@...nel.org>
To: Uwe Kleine-König <u.kleine-koenig@...libre.com>
Cc: Jens Wiklander <jens.wiklander@...aro.org>,
	Olivia Mackall <olivia@...enic.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	op-tee@...ts.trustedfirmware.org, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 04/17] hwrng: optee - Make use of
 module_tee_client_driver()

nit for subject: s/hwrng: optee -/hwrng: optee:/

On Thu, Dec 11, 2025 at 06:14:58PM +0100, Uwe Kleine-König wrote:
> Reduce boilerplate by using the newly introduced module_tee_client_driver().
> That takes care of assigning the driver's bus, so the explicit assigning
> in this driver can be dropped.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...libre.com>
> ---
>  drivers/char/hw_random/optee-rng.c | 14 +-------------
>  1 file changed, 1 insertion(+), 13 deletions(-)
>

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

-Sumit

> diff --git a/drivers/char/hw_random/optee-rng.c b/drivers/char/hw_random/optee-rng.c
> index 96b5d546d136..6ee748c0cf57 100644
> --- a/drivers/char/hw_random/optee-rng.c
> +++ b/drivers/char/hw_random/optee-rng.c
> @@ -281,24 +281,12 @@ static struct tee_client_driver optee_rng_driver = {
>  	.id_table	= optee_rng_id_table,
>  	.driver		= {
>  		.name		= DRIVER_NAME,
> -		.bus		= &tee_bus_type,
>  		.probe		= optee_rng_probe,
>  		.remove		= optee_rng_remove,
>  	},
>  };
>  
> -static int __init optee_rng_mod_init(void)
> -{
> -	return driver_register(&optee_rng_driver.driver);
> -}
> -
> -static void __exit optee_rng_mod_exit(void)
> -{
> -	driver_unregister(&optee_rng_driver.driver);
> -}
> -
> -module_init(optee_rng_mod_init);
> -module_exit(optee_rng_mod_exit);
> +module_tee_client_driver(optee_rng_driver);
>  
>  MODULE_LICENSE("GPL v2");
>  MODULE_AUTHOR("Sumit Garg <sumit.garg@...aro.org>");
> -- 
> 2.47.3
> 
>