1 files changed, 12 insertions, 0 deletions

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 3aaa50d64451..2d94d7413d71 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -930,6 +930,14 @@ struct drm_driver {
         /* import dmabuf -> GEM */
         struct drm_gem_object * (*gem_prime_import)(struct drm_device *dev,
                                 struct dma_buf *dma_buf);
+        /* low-level interface used by drm_gem_prime_{import,export} */
+        int (*gem_prime_pin)(struct drm_gem_object *obj);
+        struct sg_table *(*gem_prime_get_sg_table)(struct drm_gem_object *obj);
+        struct drm_gem_object *(*gem_prime_import_sg_table)(
+                                struct drm_device *dev, size_t size,
+                                struct sg_table *sgt);
+        void *(*gem_prime_vmap)(struct drm_gem_object *obj);
+        void (*gem_prime_vunmap)(struct drm_gem_object *obj, void *vaddr);
 
         /* vga arb irq handler */
         void (*vgaarb_irq)(struct drm_device *dev, bool state);
@@ -1562,9 +1570,13 @@ extern int drm_clients_info(struct seq_file *m, void* data);
 extern int drm_gem_name_info(struct seq_file *m, void *data);
 
 
+extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
+                struct drm_gem_object *obj, int flags);
 extern int drm_gem_prime_handle_to_fd(struct drm_device *dev,
                 struct drm_file *file_priv, uint32_t handle, uint32_t flags,
                 int *prime_fd);
+extern struct drm_gem_object *drm_gem_prime_import(struct drm_device *dev,
+                struct dma_buf *dma_buf);
 extern int drm_gem_prime_fd_to_handle(struct drm_device *dev,
                 struct drm_file *file_priv, int prime_fd, uint32_t *handle);