From 99da8e1ed8f7135c19bb7e8a3ca9c44b7c132fec Mon Sep 17 00:00:00 2001
From: Sergey Sharybin <sergey.vfx@gmail.com>
Date: Thu, 31 Dec 2015 17:48:38 +0500
Subject: [PATCH] Cycles: Fix viewport rendering with multiple GPU devices

---
 intern/cycles/render/tile.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/intern/cycles/render/tile.cpp b/intern/cycles/render/tile.cpp
index 8692be7dd51..14fd89e1a39 100644
--- a/intern/cycles/render/tile.cpp
+++ b/intern/cycles/render/tile.cpp
@@ -163,6 +163,9 @@ int TileManager::gen_tiles(bool sliced)
 				}
 			}
 		}
+		if(sliced) {
+			tile_list++;
+		}
 	}
 
 	return tile_index;