linux-kernel - Re: [PATCH] drm: Drop owner assignment from i2c

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Message-ID: <559F6B3C.8080908@rock-chips.com>
Date:	Fri, 10 Jul 2015 14:50:36 +0800
From:	Mark yao <mark.yao@...k-chips.com>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	David Airlie <airlied@...ux.ie>,
	Heiko Stuebner <heiko@...ech.de>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH] drm: Drop owner assignment from i2c_driver

On 2015年07月10日 13:36, Krzysztof Kozlowski wrote:
> i2c_driver does not need to set an owner because i2c_register_driver()
> will set it.
>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
>
> ---
>
> The coccinelle script which generated the patch was sent here:
> http://www.spinics.net/lists/kernel/msg2029903.html
> ---
>   drivers/gpu/drm/bridge/ps8622.c             | 1 -
>   drivers/gpu/drm/bridge/ptn3460.c            | 1 -
>   drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 1 -
>   3 files changed, 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/bridge/ps8622.c b/drivers/gpu/drm/bridge/ps8622.c
> index 1a6607beb29f..be881e9fef8f 100644
> --- a/drivers/gpu/drm/bridge/ps8622.c
> +++ b/drivers/gpu/drm/bridge/ps8622.c
> @@ -668,7 +668,6 @@ static struct i2c_driver ps8622_driver = {
>   	.remove		= ps8622_remove,
>   	.driver		= {
>   		.name	= "ps8622",
> -		.owner	= THIS_MODULE,
>   		.of_match_table = ps8622_devices,
>   	},
>   };
> diff --git a/drivers/gpu/drm/bridge/ptn3460.c b/drivers/gpu/drm/bridge/ptn3460.c
> index 1b1bf2384815..0ffa3a6a206a 100644
> --- a/drivers/gpu/drm/bridge/ptn3460.c
> +++ b/drivers/gpu/drm/bridge/ptn3460.c
> @@ -400,7 +400,6 @@ static struct i2c_driver ptn3460_driver = {
>   	.remove		= ptn3460_remove,
>   	.driver		= {
>   		.name	= "nxp,ptn3460",
> -		.owner	= THIS_MODULE,
>   		.of_match_table = ptn3460_match,
>   	},
>   };
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> index 01b558fe3695..9a0c2911272a 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> @@ -555,7 +555,6 @@ static struct platform_driver rockchip_drm_platform_driver = {
>   	.probe = rockchip_drm_platform_probe,
>   	.remove = rockchip_drm_platform_remove,
>   	.driver = {
> -		.owner = THIS_MODULE,

But rockchip drm is platform driver not i2c_driver, why remove its .owner ?

-Mark
>   		.name = "rockchip-drm",
>   		.of_match_table = rockchip_drm_dt_ids,
>   		.pm = &rockchip_drm_pm_ops,

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