From: Ma Jun <majun@xxxxxxx> commit 4e699e34f923188175986ad8a74ab99f7034075e upstream. Add the missing declaration of struct drm_atomic_state to fix the compile error below: error: 'struct drm_atomic_state' declared inside parameter list will not be visible outside of this definition or declaration [-Werror] Signed-off-by: Ma Jun <majun@xxxxxxx> Reviewed-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx> Fixes: 8401bd361f59 ("drm/plane-helper: Add a drm_plane_helper_atomic_check() helper") Cc: Javier Martinez Canillas <javierm@xxxxxxxxxx> Cc: Thomas Zimmermann <tzimmermann@xxxxxxx> Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> Cc: Maxime Ripard <mripard@xxxxxxxxxx> Cc: David Airlie <airlied@xxxxxxxxx> Cc: Daniel Vetter <daniel@xxxxxxxx> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Cc: <stable@xxxxxxxxxxxxxxx> # v6.1+ Link: https://patchwork.freedesktop.org/patch/msgid/20221216030526.1335609-1-majun@xxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- include/drm/drm_plane_helper.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/drm/drm_plane_helper.h b/include/drm/drm_plane_helper.h index ff83d2621687..3a574e8cd22f 100644 --- a/include/drm/drm_plane_helper.h +++ b/include/drm/drm_plane_helper.h @@ -26,6 +26,7 @@ #include <linux/types.h> +struct drm_atomic_state; struct drm_crtc; struct drm_framebuffer; struct drm_modeset_acquire_ctx; -- 2.39.0