linux-kernel - Re: [PATCH] drm/bridge: sii9234: Remove the unused function sii9234_mode

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Date:   Tue, 8 Nov 2022 12:40:59 +0000
From:   Dave Stevenson <dave.stevenson@...pberrypi.com>
To:     Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Cc:     andrzej.hajda@...el.com, neil.armstrong@...aro.org,
        jonas@...boo.se, robert.foss@...aro.org,
        dri-devel@...ts.freedesktop.org,
        Abaci Robot <abaci@...ux.alibaba.com>,
        linux-kernel@...r.kernel.org, jernej.skrabec@...il.com,
        Laurent.pinchart@...asonboard.com
Subject: Re: [PATCH] drm/bridge: sii9234: Remove the unused function sii9234_mode_valid()

On Fri, 4 Nov 2022 at 06:37, Jiapeng Chong
<jiapeng.chong@...ux.alibaba.com> wrote:
>
> The function sii9234_mode_valid() is defined in the sii9234.c file, but
> not called elsewhere, so remove this unused function.

Did you mean bridge_to_sii9234() rather than sii9234_mode_valid() here?

sii9234_mode_valid() is referenced in sii9234_bridge_funcs, and it's
bridge_to_sii9234 that you've actually removed.

  Dave

> drivers/gpu/drm/bridge/sii9234.c:870:31: warning: unused function 'bridge_to_sii9234'.
>
> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2735
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
> ---
>  drivers/gpu/drm/bridge/sii9234.c | 5 -----
>  1 file changed, 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/bridge/sii9234.c b/drivers/gpu/drm/bridge/sii9234.c
> index 5b3061d4b5c3..62b6bc8ca7af 100644
> --- a/drivers/gpu/drm/bridge/sii9234.c
> +++ b/drivers/gpu/drm/bridge/sii9234.c
> @@ -867,11 +867,6 @@ static int sii9234_init_resources(struct sii9234 *ctx,
>         return 0;
>  }
>
> -static inline struct sii9234 *bridge_to_sii9234(struct drm_bridge *bridge)
> -{
> -       return container_of(bridge, struct sii9234, bridge);
> -}
> -
>  static enum drm_mode_status sii9234_mode_valid(struct drm_bridge *bridge,
>                                          const struct drm_display_info *info,
>                                          const struct drm_display_mode *mode)
> --
> 2.20.1.7.g153144c
>