linux-kernel - Re: [PATCH] drm: panel: visionox: add backlight dependency

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Message-ID: <CACRpkdb0rA8DmiGj79f6+6qOCChUuQrYzmQ+Yjk6BxeBzjM4_A@mail.gmail.com>
Date:   Tue, 17 Jan 2023 19:22:16 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Arnd Bergmann <arnd@...db.de>, Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Javier Martinez Canillas <javierm@...hat.com>,
        Ondrej Jirman <megi@....cz>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm: panel: visionox: add backlight dependency

On Tue, Jan 17, 2023 at 5:55 PM Arnd Bergmann <arnd@...nel.org> wrote:

> From: Arnd Bergmann <arnd@...db.de>
>
> The newly added driver uses the backlight subsystem but is missing the
> corresponding Kconfig dependency:
>
> arm-linux-gnueabi-ld: drivers/gpu/drm/panel/panel-visionox-vtdr6130.o: in function `visionox_vtdr6130_probe':
> panel-visionox-vtdr6130.c:(.text+0xdee): undefined reference to `devm_backlight_device_register'
>
> Fixes: 65dc9360f741 ("drm: panel: Add Himax HX8394 panel controller driver")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Patch applied, thanks for fixing this!

Yours,
Linus Walleij