From: Michel Dänzer <michel.daen...@amd.com>

Fixes issues when mixing rotation and page flipping with current xserver
Git master.

(Ported from amdgpu commit 3ed28ce7cd26f89969617ba901ff253091d0d469)

Signed-off-by: Michel Dänzer <michel.daen...@amd.com>
---
 src/radeon_present.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/radeon_present.c b/src/radeon_present.c
index 93c18a8..ff4045a 100644
--- a/src/radeon_present.c
+++ b/src/radeon_present.c
@@ -265,7 +265,8 @@ radeon_present_check_flip(RRCrtcPtr crtc, WindowPtr window, 
PixmapPtr pixmap,
        if (!config->crtc[i]->enabled)
            continue;
 
-       if (!drmmode_crtc || drmmode_crtc->rotate.bo != NULL)
+       if (!drmmode_crtc || drmmode_crtc->rotate.bo ||
+           drmmode_crtc->scanout[0].bo)
            return FALSE;
 
        if (drmmode_crtc->pending_dpms_mode == DPMSModeOn)
-- 
2.9.3

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