From 532f1618a0600e8601fd42f40eb628e4794300b2 Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <mdaenzer@redhat.com>

Date: Tue, 26 Nov 2019 17:16:37 +0100

Subject: [PATCH xserver 2/3] xfree86/modes: Call xf86RotateRedisplay from

 xf86CrtcRotate

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If a new rotate buffer was allocated. This makes sure the new buffer

has valid transformed contents when it starts being displayed.

Reviewed-by: Adam Jackson <ajax@redhat.com>

(Cherry picked from commit 327df450ffcf5bda5b4254db0208d355860d1010)

Signed-off-by: Michel Dänzer <mdaenzer@redhat.com>

---

 hw/xfree86/modes/xf86Rotate.c | 3 +++

 1 file changed, 3 insertions(+)

diff --git a/hw/xfree86/modes/xf86Rotate.c b/hw/xfree86/modes/xf86Rotate.c

index a8f1e615c..05944cfcb 100644

--- a/hw/xfree86/modes/xf86Rotate.c

+++ b/hw/xfree86/modes/xf86Rotate.c

@@ -485,6 +485,9 @@ xf86CrtcRotate(xf86CrtcPtr crtc)

     if (damage)

         xf86CrtcDamageShadow(crtc);

+    else if (crtc->rotatedData && !crtc->rotatedPixmap)

+        /* Make sure the new rotate buffer has valid transformed contents */

+        xf86RotateRedisplay(pScreen);

     /* All done */

     return TRUE;

-- 

2.24.0