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/bridge/analogix/analogix_dp_core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index 6fab71985cd4..dfb59a5fefea 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -1570,6 +1570,9 @@ static void analogix_dp_bridge_mode_set(struct drm_bridge *bridge, } static const struct drm_bridge_funcs analogix_dp_bridge_funcs = { + .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_pre_enable = analogix_dp_bridge_atomic_pre_enable, .atomic_enable = analogix_dp_bridge_atomic_enable, .atomic_disable = analogix_dp_bridge_atomic_disable, -- 2.24.1