drm/shmem-helper: Unexport drm_gem_shmem_create_with_handle()

Turn drm_gem_shmem_create_with_handle() into an internal helper
function. It's not used outside of the compilation unit.
Signed-off-by: NThomas Zimmermann <tzimmermann@suse.de>
Acked-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20211108093149.7226-2-tzimmermann@suse.de

drivers/gpu/drm/drm_gem_shmem_helper.c

@@ -410,7 +410,7 @@ void drm_gem_shmem_vunmap(struct drm_gem_object *obj, struct dma_buf_map *map)
 }
 EXPORT_SYMBOL(drm_gem_shmem_vunmap);
 
-struct drm_gem_shmem_object *
+static struct drm_gem_shmem_object *
 drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 				 struct drm_device *dev, size_t size,
 				 uint32_t *handle)
@@ -434,7 +434,6 @@ drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
 
 	return shmem;
 }
-EXPORT_SYMBOL(drm_gem_shmem_create_with_handle);
 
 /* Update madvise status, returns true if not purged, else
  * false or -errno.

include/drm/drm_gem_shmem_helper.h

@@ -128,11 +128,6 @@ static inline bool drm_gem_shmem_is_purgeable(struct drm_gem_shmem_object *shmem
 void drm_gem_shmem_purge_locked(struct drm_gem_object *obj);
 bool drm_gem_shmem_purge(struct drm_gem_object *obj);
 
-struct drm_gem_shmem_object *
-drm_gem_shmem_create_with_handle(struct drm_file *file_priv,
-				 struct drm_device *dev, size_t size,
-				 uint32_t *handle);
-
 int drm_gem_shmem_dumb_create(struct drm_file *file, struct drm_device *dev,
 			      struct drm_mode_create_dumb *args);