From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> bridge->driver_private is not set (NULL) so use bridge_to_dpi(bridge) like it's done in bridge_atomic_get_output_bus_fmts Fixes: ec8747c52434 ("drm/mediatek: dpi: Add bus format negotiation") Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/mediatek/mtk_dpi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index bced555648b0..a2eca1f66984 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -605,7 +605,7 @@ static int mtk_dpi_bridge_atomic_check(struct drm_bridge *bridge, struct drm_crtc_state *crtc_state, struct drm_connector_state *conn_state) { - struct mtk_dpi *dpi = bridge->driver_private; + struct mtk_dpi *dpi = bridge_to_dpi(bridge); unsigned int out_bus_format; out_bus_format = bridge_state->output_bus_cfg.format; -- 2.25.1