Beging IO stream out from allocation to surface texture.

Change-Id: I4d6b7f7740a896d39b811d6fe7532bb00db62373
diff --git a/libs/rs/rs.spec b/libs/rs/rs.spec
index 6759bc7..491474e 100644
--- a/libs/rs/rs.spec
+++ b/libs/rs/rs.spec
@@ -69,6 +69,21 @@
     ret int32_t
 }
 
+AllocationSetSurface {
+    param RsAllocation alloc
+    param RsNativeWindow sur
+    sync
+    }
+
+AllocationIoSend {
+    param RsAllocation alloc
+    }
+
+AllocationIoReceive {
+    param RsAllocation alloc
+    }
+
+
 ContextFinish {
 	sync
 	}