drm: Unexport drm_connector_register_all()

This has now been removed from all drivers as it is performed centrally
as a part of device registration for modesetting drivers. With the last
user gone, we can unexport it from the DRM module.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466778982-6974-1-git-send-email-chris@chris-wilson.co.uk
Link: http://patchwork.freedesktop.org/patch/msgid/1466778982-6974-2-git-send-email-chris@chris-wilson.co.uk

drivers/gpu/drm/drm_crtc.c

@@ -1107,23 +1107,7 @@ void drm_connector_unregister(struct drm_connector *connector)
 }
 EXPORT_SYMBOL(drm_connector_unregister);
 
-/**
- * drm_connector_register_all - register all connectors
- * @dev: drm device
- *
- * This function registers all connectors in sysfs and other places so that
- * userspace can start to access them. drm_connector_register_all() is called
- * automatically from drm_dev_register() to complete the device registration,
- * if they don't call drm_connector_register() on each connector individually.
- *
- * When a device is unplugged and should be removed from userspace access,
- * call drm_connector_unregister_all(), which is the inverse of this
- * function.
- *
- * Returns:
- * Zero on success, error code on failure.
- */
-int drm_connector_register_all(struct drm_device *dev)
+static int drm_connector_register_all(struct drm_device *dev)
 {
 	struct drm_connector *connector;
 	int ret;
@@ -1145,7 +1129,6 @@ int drm_connector_register_all(struct drm_device *dev)
 	drm_connector_unregister_all(dev);
 	return ret;
 }
-EXPORT_SYMBOL(drm_connector_register_all);
 
 /**
  * drm_connector_unregister_all - unregister connector userspace interfaces

include/drm/drm_crtc.h

@@ -2588,7 +2588,6 @@ static inline unsigned drm_connector_index(struct drm_connector *connector)
 }
 
 /* helpers to {un}register all connectors from sysfs for device */
-extern int drm_connector_register_all(struct drm_device *dev);
 extern void drm_connector_unregister_all(struct drm_device *dev);
 
 extern __printf(5, 6)