linux-kernel - Re: [PATCH] drm/bridge: lvds-encoder: Fix build error

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Message-ID: <69256ea7-b831-00eb-7d48-82302689574e@huawei.com>
Date:   Mon, 29 Jul 2019 14:49:43 +0800
From:   Yuehaibing <yuehaibing@...wei.com>
To:     <a.hajda@...sung.com>, <narmstrong@...libre.com>,
        <Laurent.pinchart@...asonboard.com>, <jonas@...boo.se>,
        <jernej.skrabec@...l.net>, <airlied@...ux.ie>, <daniel@...ll.ch>,
        <eric@...olt.net>
CC:     <linux-kernel@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH] drm/bridge: lvds-encoder: Fix build error

Pls drop this one, will resend new.

On 2019/7/29 14:35, YueHaibing wrote:
> If CONFIG_DRM_LVDS_ENCODER=y but CONFIG_DRM_KMS_HELPER=m,
> build fails:
> 
> drivers/gpu/drm/bridge/lvds-encoder.o: In function `lvds_encoder_probe':
> lvds-encoder.c:(.text+0x155): undefined reference to `devm_drm_panel_bridge_add'
> 
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Fixes: dbb58bfd9ae6 drm/bridge: ("Fix lvds-encoder since the panel_bridge rework.")
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
>  drivers/gpu/drm/bridge/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
> index a6eec90..2926750 100644
> --- a/drivers/gpu/drm/bridge/Kconfig
> +++ b/drivers/gpu/drm/bridge/Kconfig
> @@ -8,7 +8,7 @@ config DRM_BRIDGE
>  config DRM_PANEL_BRIDGE
>  	def_bool y
>  	depends on DRM_BRIDGE
> -	depends on DRM_KMS_HELPER
> +	select DRM_KMS_HELPER
>  	select DRM_PANEL
>  	help
>  	  DRM bridge wrapper of DRM panels
>