From 05f486f64bc7ea4a8a71f5d792fa586ac0843414 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Thu, 28 Jun 2012 10:42:21 +0100
Subject: [PATCH] sna: Flush the per-crtc render caches for rotated scanouts

We need to manually flush the render cache in order for results to be
visible on the scanout.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 src/sna/sna_display.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index 9e47017b..b7c5a408 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -2758,8 +2758,10 @@ void sna_mode_redisplay(struct sna *sna)
 		damage.extents = crtc->bounds;
 		damage.data = NULL;
 		RegionIntersect(&damage, &damage, region);
-		if (RegionNotEmpty(&damage))
+		if (RegionNotEmpty(&damage)) {
 			sna_crtc_redisplay(crtc, &damage);
+			__kgem_flush(&sna->kgem, sna_crtc->bo);
+		}
 		RegionUninit(&damage);
 	}