gallium: Alternative mm_bufmgr_create_from_buffer constructor for mm pool managers.

1 files changed, 10 insertions, 1 deletions

diff --git a/src/mesa/pipe/pipebuffer/pb_bufmgr.h b/src/mesa/pipe/pipebuffer/pb_bufmgr.h
index 0e6c3a8d371..12e36323a83 100644
--- a/src/mesa/pipe/pipebuffer/pb_bufmgr.h
+++ b/src/mesa/pipe/pipebuffer/pb_bufmgr.h
@@ -65,7 +65,7 @@ struct buffer_manager
    /* XXX: we will likely need more allocation flags */
    struct pipe_buffer *
    (*create_buffer)( struct buffer_manager *mgr, 
-	             size_t size);
+	             size_t size );
 
    void
    (*destroy)( struct buffer_manager *mgr );
@@ -96,6 +96,15 @@ struct buffer_manager *
 mm_bufmgr_create(struct buffer_manager *provider, 
                  size_t size, size_t align2);
 
+/**
+ * Same as mm_bufmgr_create.
+ * 
+ * Buffer will be release when the manager is destroyed.
+ */
+struct buffer_manager *
+mm_bufmgr_create_from_buffer(struct pipe_buffer *buffer, 
+                             size_t size, size_t align2);
+
 
 /** 
  * Fenced buffer manager.