From 028412faa7bb1d276e1dcdbe485c920acf73a719 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Sat, 31 Aug 2013 20:58:48 +0100
Subject: [PATCH] intel-virtual-output: Third time lucky for computing the
 correct stride?

Aligning a 16-bpp image to a 32-byte boundary is tricky, apparently. Or
at least I make it look so.

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

diff --git a/tools/virtual.c b/tools/virtual.c
index 00342c9e..acd7eabc 100644
--- a/tools/virtual.c
+++ b/tools/virtual.c
@@ -513,7 +513,7 @@ static int stride_for_depth(int width, int depth)
 {
 	if (depth == 24)
 		depth = 32;
-	return (width * depth + 31) / 8;
+	return ((width * depth + 7) / 8 + 3) & ~3;
 }
 
 static void init_image(struct clone *clone)