Unverified Commit f45acf7a authored by Tomi Valkeinen's avatar Tomi Valkeinen Committed by Robert Foss
Browse files

drm/bridge: lt8912b: Add missing drm_bridge_attach call 



The driver does not call drm_bridge_attach(), which causes the next
bridge to not be added to the bridge chain. This causes the pipeline
init to fail when DRM_BRIDGE_ATTACH_NO_CONNECTOR is used.

Add the call to drm_bridge_attach().

Fixes: 30e2ae94 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: default avatarRobert Foss <rfoss@kernel.org>
Signed-off-by: default avatarRobert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230804-lt8912b-v1-4-c542692c6a2f@ideasonboard.com
parent 6985c5ef

drivers/gpu/drm/bridge/lontium-lt8912b.c

+7 −0
Original line number Diff line number Diff line
@@ -558,6 +558,13 @@ static int lt8912_bridge_attach(struct drm_bridge *bridge, 
	struct lt8912 *lt = bridge_to_lt8912(bridge);

	int ret;



	ret = drm_bridge_attach(bridge->encoder, lt->hdmi_port, bridge,

				DRM_BRIDGE_ATTACH_NO_CONNECTOR);

	if (ret < 0) {

		dev_err(lt->dev, "Failed to attach next bridge (%d)\n", ret);

		return ret;

	}



	if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) {

		ret = lt8912_bridge_connector_init(bridge);

		if (ret) {