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From:   Neil Armstrong <neil.armstrong@linaro.org>
To:     David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
        Jessica Zhang <quic_jesszhan@quicinc.com>,
        Arnd Bergmann <arnd@kernel.org>
Cc:     Arnd Bergmann <arnd@arndb.de>, Sam Ravnborg <sam@ravnborg.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
In-Reply-To: <20230719130940.659837-1-arnd@kernel.org>
References: <20230719130940.659837-1-arnd@kernel.org>
Subject: Re: [PATCH] drm/panel: r66451: select CONFIG_DRM_DISPLAY_DP_HELPER
Message-Id: <169080847948.304500.9472944038515886970.b4-ty@linaro.org>
Date:   Mon, 31 Jul 2023 15:01:19 +0200
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Hi,

On Wed, 19 Jul 2023 15:09:21 +0200, Arnd Bergmann wrote:
> The newly added driver only builds when DRM_DISPLAY_DP_HELPER is enabled:
> 
> x86_64-linux-ld: drivers/gpu/drm/panel/panel-visionox-r66451.o: in function `visionox_r66451_enable':
> panel-visionox-r66451.c:(.text+0x105): undefined reference to `drm_dsc_pps_payload_pack'
> 
> Select both CONFIG_DRM_DISPLAY_DP_HELPER and CONFIG_DRM_DISPLAY_HELPER to
> ensure the helper function is always available.
> 
> [...]

Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-next)

[1/1] drm/panel: r66451: select CONFIG_DRM_DISPLAY_DP_HELPER
      https://cgit.freedesktop.org/drm/drm-misc/commit/?id=a1865d3b98c97d25cbfbba4318180f5cfe8ec22d

-- 
Neil