From 3e641459f8997f45288cc3cb314e50f2b5a629fd Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Mon, 4 Oct 2010 20:31:01 +0100
Subject: [PATCH] shadow: Disable BLT for SandyBridge

The blitting code is incorrect for SandyBridge so disable until
the BLT ring is ready.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 src/intel_shadow.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/intel_shadow.c b/src/intel_shadow.c
index de273485..eb5f1add 100644
--- a/src/intel_shadow.c
+++ b/src/intel_shadow.c
@@ -139,7 +139,7 @@ void intel_shadow_create(struct intel_screen_private *intel)
 	void *buffer;
 
 	pixmap = screen->GetScreenPixmap(screen);
-	if (IS_I8XX(intel)) {
+	if (IS_I8XX(intel) || IS_GEN6(intel)) {
 		/* Okay, this is a lie. We just use the scanout directly
 		 * via a GTT (uncached) mapping and never attempt anything
 		 * more dangerous...