Hi Laurent,
> From: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> Sent: 19 December 2019 10:37
> To: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: Fabrizio Castro <fabrizio.castro@xxxxxxxxxxxxxx>; Daniel Vetter <daniel@xxxxxxxx>; Dave Airlie <airlied@xxxxxxxxx>
> Subject: [PATCH] drm: of: Fix linking when CONFIG_OF is not set
>
> The new helper drm_of_lvds_get_dual_link_pixel_order() introduced in
> commit 6529007522de has a fallback stub when CONFIG_OF is not set, but
> the stub is declared in drm_of.h without a static inline. This causes
> multiple definitions of the function to be linked when the CONFIG_OF
> option isn't set. Fix it by making the stub static inline.
>
> Fixes: 6529007522de ("drm: of: Add drm_of_lvds_get_dual_link_pixel_order")
> Reported-by: kbuild test robot <lkp@xxxxxxxxx>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
Thank you for fixing this, I came to the same conclusion, therefore
Reviewed-by: Fabrizio Castro <fabrizio.castro@xxxxxxxxxxxxxx>
> ---
> This fixes a link error in drm-next. Daniel, Dave, would you like to
> apply the patch directly ?
>
> include/drm/drm_of.h | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h
> index 8ec7ca6d2369..b9b093add92e 100644
> --- a/include/drm/drm_of.h
> +++ b/include/drm/drm_of.h
> @@ -92,8 +92,9 @@ static inline int drm_of_find_panel_or_bridge(const struct device_node *np,
> return -EINVAL;
> }
>
> -int drm_of_lvds_get_dual_link_pixel_order(const struct device_node *port1,
> - const struct device_node *port2)
> +static inline int
> +drm_of_lvds_get_dual_link_pixel_order(const struct device_node *port1,
> + const struct device_node *port2)
> {
> return -EINVAL;
> }
> --
> Regards,
>
> Laurent Pinchart
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