drm: add register and unregister functions for connectors

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / gpu / drm / drm_crtc.c

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 066d2ab..2be269d 100644 (file)
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -860,6 +860,34 @@ void drm_connector_cleanup(struct drm_connector *connector)
 EXPORT_SYMBOL(drm_connector_cleanup);
 
 /**
+ * drm_connector_register - register a connector
+ * @connector: the connector to register
+ *
+ * Register userspace interfaces for a connector
+ *
+ * Returns:
+ * Zero on success, error code on failure.
+ */
+int drm_connector_register(struct drm_connector *connector)
+{
+       return drm_sysfs_connector_add(connector);
+}
+EXPORT_SYMBOL(drm_connector_register);
+
+/**
+ * drm_connector_unregister - unregister a connector
+ * @connector: the connector to unregister
+ *
+ * Unregister userspace interfaces for a connector
+ */
+void drm_connector_unregister(struct drm_connector *connector)
+{
+       drm_sysfs_connector_remove(connector);
+}
+EXPORT_SYMBOL(drm_connector_unregister);
+
+
+/**
  * drm_connector_unplug_all - unregister connector userspace interfaces
  * @dev: drm device
  *
@@ -873,7 +901,7 @@ void drm_connector_unplug_all(struct drm_device *dev)
 
        /* taking the mode config mutex ends up in a clash with sysfs */
        list_for_each_entry(connector, &dev->mode_config.connector_list, head)
-               drm_sysfs_connector_remove(connector);
+               drm_connector_unregister(connector);
 
 }
 EXPORT_SYMBOL(drm_connector_unplug_all);