linux-kernel - Re: [PATCH] drm/bridge: fix LONTIUM

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Date:   Wed, 5 May 2021 16:28:08 +0200
From:   Robert Foss <robert.foss@...aro.org>
To:     Adrien Grassein <adrien.grassein@...il.com>
Cc:     msuchanek@...e.de, Andrzej Hajda <a.hajda@...sung.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drm/bridge: fix LONTIUM_LT8912B dependencies

Hi Adrien,

Thanks for the quick fix.

On Wed, 5 May 2021 at 00:02, Adrien Grassein <adrien.grassein@...il.com> wrote:
>
> LONTIUM_LT8912B uses "drm_display_mode_to_videomode" from
> DRM framework that needs VIDEOMODE_HELPERS to be enabled.
>
> Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
> Reported-by: Michal Suchánek <msuchanek@...e.de>
> Signed-off-by: Adrien Grassein <adrien.grassein@...il.com>
> ---
>  drivers/gpu/drm/bridge/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
> index 400193e38d29..70bcceaae9bf 100644
> --- a/drivers/gpu/drm/bridge/Kconfig
> +++ b/drivers/gpu/drm/bridge/Kconfig
> @@ -68,6 +68,7 @@ config DRM_LONTIUM_LT8912B
>         select DRM_KMS_HELPER
>         select DRM_MIPI_DSI
>         select REGMAP_I2C
> +       select VIDEOMODE_HELPERS
>         help
>           Driver for Lontium LT8912B DSI to HDMI bridge
>           chip driver.
>

Reviewed-by: Robert Foss <robert.foss@...aro.org>