linux-kernel - Re: [PATCH 2/2] drm/rockchip: mark symbols static where possible

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Message-ID: <CAOw6vbL-3nvtxP-O2qnWYGZQXa_9fRm0TA9y88VLfhqfGRVNqw@mail.gmail.com>
Date:   Tue, 27 Sep 2016 12:34:44 -0400
From:   Sean Paul <seanpaul@...omium.org>
To:     Baoyou Xie <baoyou.xie@...aro.org>
Cc:     CK HU <ck.hu@...iatek.com>, p.zabel@...gutronix.de,
        Dave Airlie <airlied@...ux.ie>,
        Matthias Brugger <matthias.bgg@...il.com>,
        姚智情 <mark.yao@...k-chips.com>,
        Heiko Stübner <heiko@...ech.de>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-mediatek@...ts.infradead.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-rockchip@...ts.infradead.org, Arnd Bergmann <arnd@...db.de>,
        Baoyou Xie <xie.baoyou@....com.cn>, han.fei@....com.cn,
        tang.qiang007@....com.cn
Subject: Re: [PATCH 2/2] drm/rockchip: mark symbols static where possible

On Sun, Sep 25, 2016 at 3:43 AM, Baoyou Xie <baoyou.xie@...aro.org> wrote:
> We get 2 warnings when building kernel with W=1:
> drivers/gpu/drm/rockchip/rockchip_drm_drv.c:309:6: warning: no previous prototype for 'rockchip_drm_fb_suspend' [-Wmissing-prototypes]
> drivers/gpu/drm/rockchip/rockchip_drm_drv.c:318:6: warning: no previous prototype for 'rockchip_drm_fb_resume' [-Wmissing-prototypes]
>
> In fact, these functions are only used in the file in which they are
> declared and don't need a declaration, but can be made static.
> So this patch marks these functions with 'static'.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@...aro.org>

Applied to -misc, thanks.

Sean

> ---
>  drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> index 76eaf1d..38c3be5 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> @@ -309,7 +309,7 @@ static struct drm_driver rockchip_drm_driver = {
>  };
>
>  #ifdef CONFIG_PM_SLEEP
> -void rockchip_drm_fb_suspend(struct drm_device *drm)
> +static void rockchip_drm_fb_suspend(struct drm_device *drm)
>  {
>         struct rockchip_drm_private *priv = drm->dev_private;
>
> @@ -318,7 +318,7 @@ void rockchip_drm_fb_suspend(struct drm_device *drm)
>         console_unlock();
>  }
>
> -void rockchip_drm_fb_resume(struct drm_device *drm)
> +static void rockchip_drm_fb_resume(struct drm_device *drm)
>  {
>         struct rockchip_drm_private *priv = drm->dev_private;
>
> --
> 2.7.4
>