This is needed to pass a bridge state to all atomic hooks, if we don't do that, the core can't duplicate/create bridge states. Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx> --- Changes in v7: * New patch --- drivers/gpu/drm/rcar-du/rcar_lvds.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.c b/drivers/gpu/drm/rcar-du/rcar_lvds.c index 961519ce6634..06432c881e07 100644 --- a/drivers/gpu/drm/rcar-du/rcar_lvds.c +++ b/drivers/gpu/drm/rcar-du/rcar_lvds.c @@ -684,6 +684,9 @@ static void rcar_lvds_detach(struct drm_bridge *bridge) static const struct drm_bridge_funcs rcar_lvds_bridge_ops = { .attach = rcar_lvds_attach, .detach = rcar_lvds_detach, + .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, + .atomic_reset = drm_atomic_helper_bridge_reset, .atomic_enable = rcar_lvds_atomic_enable, .atomic_disable = rcar_lvds_atomic_disable, .mode_fixup = rcar_lvds_mode_fixup, -- 2.24.1