From f0558ca22cae1d93ea08d293f2aaf055219d9868 Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Tue, 24 Jul 2018 14:52:50 -0700
Subject: [PATCH] iris: fix msaa flipping filters

---
 src/gallium/drivers/iris/iris_blit.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/iris/iris_blit.c b/src/gallium/drivers/iris/iris_blit.c
index c47e964df74..b287876e0a4 100644
--- a/src/gallium/drivers/iris/iris_blit.c
+++ b/src/gallium/drivers/iris/iris_blit.c
@@ -98,8 +98,8 @@ iris_blit(struct pipe_context *ctx, const struct pipe_blit_info *info)
    bool mirror_y = false;
    enum blorp_filter filter;
 
-   if (info->dst.box.width == info->src.box.width &&
-       info->dst.box.height == info->src.box.height) {
+   if (abs(info->dst.box.width) == abs(info->src.box.width) &&
+       abs(info->dst.box.height) == abs(info->src.box.height)) {
       if (src_surf.surf->samples > 1 && dst_surf.surf->samples <= 1) {
          /* The OpenGL ES 3.2 specification, section 16.2.1, says:
           *
-- 
2.30.2