diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index 1c7013b3..66caaa64 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -494,6 +494,7 @@ void drm_bo_usage_deref_locked(drm_buffer_object_t * bo)
 		drm_bo_destroy_locked(bo);
 	}
 }
+EXPORT_SYMBOL(drm_bo_usage_deref_locked);
 
 static void drm_bo_base_deref_locked(drm_file_t * priv, drm_user_object_t * uo)
 {
@@ -1351,8 +1352,8 @@ static int drm_bo_check_fake(drm_device_t * dev, drm_bo_mem_reg_t * mem)
  * bo locked.
  */
 
-static int drm_buffer_object_validate(drm_buffer_object_t * bo,
-				      int move_unfenced, int no_wait)
+int drm_buffer_object_validate(drm_buffer_object_t * bo, int move_unfenced,
+			       int no_wait)
 {
 	drm_device_t *dev = bo->dev;
 	drm_buffer_manager_t *bm = &dev->bm;
@@ -1456,6 +1457,7 @@ static int drm_buffer_object_validate(drm_buffer_object_t * bo,
 
 	return 0;
 }
+EXPORT_SYMBOL(drm_buffer_object_validate);
 
 static int drm_bo_handle_validate(drm_file_t * priv, uint32_t handle,
 				  uint32_t flags, uint32_t mask, uint32_t hint,
@@ -1624,6 +1626,7 @@ int drm_buffer_object_create(drm_device_t *dev,
 	drm_bo_usage_deref_unlocked(bo);
 	return ret;
 }
+EXPORT_SYMBOL(drm_buffer_object_create);
 
 static int drm_bo_add_user_object(drm_file_t * priv, drm_buffer_object_t * bo,
 				  int shareable)
diff --git a/linux-core/drm_bo_move.c b/linux-core/drm_bo_move.c
index 4f752065..eaeef1b0 100644
--- a/linux-core/drm_bo_move.c
+++ b/linux-core/drm_bo_move.c
@@ -128,6 +128,7 @@ int drm_mem_reg_ioremap(drm_device_t * dev, drm_bo_mem_reg_t * mem,
 	*virtual = addr;
 	return 0;
 }
+EXPORT_SYMBOL(drm_mem_reg_ioremap);
 
 /**
  * \c Unmap mapping obtained using drm_bo_ioremap
@@ -150,6 +151,7 @@ void drm_mem_reg_iounmap(drm_device_t * dev, drm_bo_mem_reg_t * mem,
 		iounmap(virtual);
 	}
 }
+EXPORT_SYMBOL(drm_mem_reg_iounmap);
 
 static int drm_copy_io_page(void *dst, void *src, unsigned long page)
 {
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index bfe120a9..c71cc5b9 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -429,10 +429,17 @@ typedef struct drm_bo_driver {
  * buffer objects (drm_bo.c)
  */
 
-extern int drm_bo_ioctl(DRM_IOCTL_ARGS);
-extern int drm_mm_init_ioctl(DRM_IOCTL_ARGS);
 extern int drm_bo_init_mm(struct drm_device * dev, unsigned type,
 			  unsigned long p_offset, unsigned long p_size);
+extern int drm_buffer_object_validate(drm_buffer_object_t * bo,
+				      int move_unfenced, int no_wait);
+extern int drm_buffer_object_create(struct drm_device *dev, unsigned long size,
+				    drm_bo_type_t type, uint32_t mask,
+				    uint32_t hint, uint32_t page_alignment,
+				    unsigned long buffer_start,
+				    drm_buffer_object_t ** buf_obj);
+extern int drm_bo_ioctl(DRM_IOCTL_ARGS);
+extern int drm_mm_init_ioctl(DRM_IOCTL_ARGS);
 extern int drm_bo_driver_finish(struct drm_device *dev);
 extern int drm_bo_driver_init(struct drm_device *dev);
 extern int drm_bo_pci_offset(struct drm_device *dev,
@@ -461,6 +468,10 @@ extern int drm_bo_move_buffer(drm_buffer_object_t * bo, uint32_t new_mem_flags,
  * drm_bo_move.c
  */
 
+extern int drm_mem_reg_ioremap(struct drm_device * dev, drm_bo_mem_reg_t * mem,
+			       void **virtual);
+extern void drm_mem_reg_iounmap(struct drm_device * dev, drm_bo_mem_reg_t * mem,
+				void *virtual);
 extern int drm_bo_move_ttm(drm_buffer_object_t * bo,
 			   int evict, int no_wait, drm_bo_mem_reg_t * new_mem);
 extern int drm_bo_move_memcpy(drm_buffer_object_t * bo,