From 6153141fa6e1328a007efe6862ff2d7b4adaaf83 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Sun, 8 Jun 2014 14:48:20 +0100
Subject: [PATCH] sna/dri2: Allow xchg to replace the frontbuffer when all
 outputs are off

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 src/sna/sna_dri2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sna/sna_dri2.c b/src/sna/sna_dri2.c
index 622a8e6f..c95ef0cb 100644
--- a/src/sna/sna_dri2.c
+++ b/src/sna/sna_dri2.c
@@ -1497,7 +1497,7 @@ can_xchg(struct sna * sna,
 		return false;
 	}
 
-	if (pixmap == sna->front && !(sna->flags & SNA_TEAR_FREE)) {
+	if (pixmap == sna->front && !(sna->flags & SNA_TEAR_FREE) && sna->mode.front_active) {
 		DBG(("%s: no, front buffer, requires flipping\n",
 		     __FUNCTION__));
 		return false;