linux-kernel - Re: [PATCH] vme: vme_tsi148.c: use module_pci

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Date:	Fri, 02 Nov 2012 15:22:33 +0000
From:	Martyn Welch <martyn.welch@...com>
To:	Wei Yongjun <weiyj.lk@...il.com>
CC:	manohar.vanga@...il.com, gregkh@...uxfoundation.org,
	yongjun_wei@...ndmicro.com.cn, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] vme: vme_tsi148.c: use module_pci_driver to simplify
 the code

On 18/10/2012 16:12, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
>
> Use the module_pci_driver() macro to make the code simpler
> by eliminating module_init and module_exit calls.
>
> dpatch engine is used to auto generate this patch.
> (https://github.com/weiyj/dpatch)
>
> Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Huh, learn something new every day :-)

Acked-by: Martyn Welch <martyn.welch@...com>

Thanks,

Martyn

> ---
>   drivers/vme/bridges/vme_tsi148.c | 15 +--------------
>   1 file changed, 1 insertion(+), 14 deletions(-)
>
> diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c
> index 5fbd08f..9c1aa4d 100644
> --- a/drivers/vme/bridges/vme_tsi148.c
> +++ b/drivers/vme/bridges/vme_tsi148.c
> @@ -35,10 +35,8 @@
>   #include "../vme_bridge.h"
>   #include "vme_tsi148.h"
>
> -static int __init tsi148_init(void);
>   static int tsi148_probe(struct pci_dev *, const struct pci_device_id *);
>   static void tsi148_remove(struct pci_dev *);
> -static void __exit tsi148_exit(void);
>
>
>   /* Module parameter */
> @@ -2244,11 +2242,6 @@ static void tsi148_free_consistent(struct device *parent, size_t size,
>   	pci_free_consistent(pdev, size, vaddr, dma);
>   }
>
> -static int __init tsi148_init(void)
> -{
> -	return pci_register_driver(&tsi148_driver);
> -}
> -
>   /*
>    * Configure CR/CSR space
>    *
> @@ -2754,10 +2747,7 @@ static void tsi148_remove(struct pci_dev *pdev)
>   	kfree(tsi148_bridge);
>   }
>
> -static void __exit tsi148_exit(void)
> -{
> -	pci_unregister_driver(&tsi148_driver);
> -}
> +module_pci_driver(tsi148_driver);
>
>   MODULE_PARM_DESC(err_chk, "Check for VME errors on reads and writes");
>   module_param(err_chk, bool, 0);
> @@ -2767,6 +2757,3 @@ module_param(geoid, int, 0);
>
>   MODULE_DESCRIPTION("VME driver for the Tundra Tempe VME bridge");
>   MODULE_LICENSE("GPL");
> -
> -module_init(tsi148_init);
> -module_exit(tsi148_exit);
>


-- 
Martyn Welch (Lead Software Engineer)  | Registered in England and Wales
GE Intelligent Platforms               | (3828642) at 100 Barbirolli Square
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E martyn.welch@...com                  | VAT:GB 927559189

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