From adbd83cdc31b10dd3cee5abc247018719aa74acf Mon Sep 17 00:00:00 2001
From: "Xiang, Haihao" <haihao.xiang@intel.com>
Date: Fri, 6 Dec 2013 16:54:45 +0800
Subject: [PATCH] rendercopy/bdw: Set Instruction Buffer size Modify Enable to
 1

Otherwise it may result in GPU hang

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
---
 lib/rendercopy_gen8.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rendercopy_gen8.c b/lib/rendercopy_gen8.c
index 43e962ce..1a137dd9 100644
--- a/lib/rendercopy_gen8.c
+++ b/lib/rendercopy_gen8.c
@@ -526,7 +526,7 @@ gen8_emit_state_base_address(struct intel_batchbuffer *batch) {
 	/* indirect object buffer size */
 	OUT_BATCH(0xfffff000 | 1);
 	/* intruction buffer size */
-	OUT_BATCH(1 << 12);
+	OUT_BATCH(1 << 12 | 1);
 }
 
 static void