drm: bridge: adv7511: Make connector creation optional

Now that the driver supports all the connector-related bridge
operations, make the connector creation optional. This enables usage of
the adv7511 with the DRM bridge connector helper.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200526011505.31884-5-laurent.pinchart+renesas@ideasonboard.com

diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 2662f28..f45cdca 100644 (file)
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -902,17 +902,14 @@ static int adv7511_bridge_attach(struct drm_bridge *bridge,
                                 enum drm_bridge_attach_flags flags)
 {
        struct adv7511 *adv = bridge_to_adv7511(bridge);
-       int ret;
+       int ret = 0;
 
-       if (flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR) {
-               DRM_ERROR("Fix bridge driver to make connector optional!");
-               return -EINVAL;
+       if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) {
+               ret = adv7511_connector_init(adv);
+               if (ret < 0)
+                       return ret;
        }
 
-       ret = adv7511_connector_init(adv);
-       if (ret < 0)
-               return ret;
-
        if (adv->type == ADV7533 || adv->type == ADV7535)
                ret = adv7533_attach_dsi(adv);