1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 6d7b083c5b77..bbd40eaf9821 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -429,6 +429,11 @@ int drm_put_minor(struct drm_minor **minor_p)
         return 0;
 }
 
+static void drm_unplug_minor(struct drm_minor *minor)
+{
+        drm_sysfs_device_remove(minor);
+}
+
 /**
  * Called via drm_exit() at module unload time or when pci device is
  * unplugged.
@@ -492,3 +497,21 @@ void drm_put_dev(struct drm_device *dev)
         kfree(dev);
 }
 EXPORT_SYMBOL(drm_put_dev);
+
+void drm_unplug_dev(struct drm_device *dev)
+{
+        /* for a USB device */
+        if (drm_core_check_feature(dev, DRIVER_MODESET))
+                drm_unplug_minor(dev->control);
+        drm_unplug_minor(dev->primary);
+
+        mutex_lock(&drm_global_mutex);
+
+        drm_device_set_unplugged(dev);
+
+        if (dev->open_count == 0) {
+                drm_put_dev(dev);
+        }
+        mutex_unlock(&drm_global_mutex);
+}
+EXPORT_SYMBOL(drm_unplug_dev);