From d79cdc989f334c10c5d5d850bc6fac4a86bb2b22 Mon Sep 17 00:00:00 2001 From: Guochun Huang Date: Sat, 21 May 2022 17:39:29 +0800 Subject: [PATCH] drm/bridge: MAX96752F: add support attach bridge or panel Signed-off-by: Guochun Huang Change-Id: If2a9c7beb73a63af9af252fa007e6628e73e702b --- drivers/gpu/drm/bridge/maxim-max96752f.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/maxim-max96752f.c b/drivers/gpu/drm/bridge/maxim-max96752f.c index dd43b831fec0..b1ecd75be1cf 100644 --- a/drivers/gpu/drm/bridge/maxim-max96752f.c +++ b/drivers/gpu/drm/bridge/maxim-max96752f.c @@ -23,6 +23,7 @@ struct max96752f_bridge { struct drm_bridge bridge; + struct drm_bridge *next_bridge; struct drm_connector connector; struct drm_panel *panel; @@ -163,10 +164,15 @@ static int max96752f_bridge_attach(struct drm_bridge *bridge, int ret; ret = drm_of_find_panel_or_bridge(bridge->of_node, 1, -1, &des->panel, - NULL); + &des->next_bridge); if (ret) return ret; + + if (des->next_bridge) + return drm_bridge_attach(bridge->encoder, des->next_bridge, + bridge, 0); + connector->polled = DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT;