drm/omap: simplify omap_display_id

We no longer need to check for the DSS API, since all encoders,
panels and connectors have been converted to the bridge API.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201215104657.802264-44-tomi.valkeinen@ti.com

diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index 81e0972..259743c 100644 (file)
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -206,14 +206,7 @@ static int omap_display_id(struct omap_dss_device *output)
 {
        struct device_node *node = NULL;
 
-       if (output->next) {
-               struct omap_dss_device *display = output;
-
-               while (display->next)
-                       display = display->next;
-
-               node = display->dev->of_node;
-       } else if (output->bridge) {
+       if (output->bridge) {
                struct drm_bridge *bridge = output->bridge;
 
                while (drm_bridge_get_next_bridge(bridge))