From 5c1dd4eba833ecf4ea789c8319b4e25ea1e1fab9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <michel.daenzer@amd.com>
Date: Wed, 1 Feb 2017 18:35:57 +0900
Subject: [PATCH] present: Allow flipping with PRIME slave outputs
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Works fine now.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
(cherry picked from commit 542d9f6807ac06b70f564ccab10af69fa21a1221)
---
 present/present.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/present/present.c b/present/present.c
index ef8904537..aa9c041df 100644
--- a/present/present.c
+++ b/present/present.c
@@ -144,10 +144,6 @@ present_check_flip(RRCrtcPtr    crtc,
     if (!screen_priv->info->flip)
         return FALSE;
 
-    /* Fail to flip if we have slave outputs */
-    if (screen->output_slaves)
-        return FALSE;
-
     /* Make sure the window hasn't been redirected with Composite */
     window_pixmap = screen->GetWindowPixmap(window);
     if (window_pixmap != screen->GetScreenPixmap(screen) &&