From b38999e0a93e4dc43ccd265a798a510a77f51515 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <mgraesslin@kde.org>
Date: Tue, 20 Oct 2015 11:39:42 +0200
Subject: [PATCH] [hwcomposer] Use three rendering buffers

Seems to improve the tearing problem.
---
 backends/hwcomposer/hwcomposer_backend.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backends/hwcomposer/hwcomposer_backend.cpp b/backends/hwcomposer/hwcomposer_backend.cpp
index 0d30324ac5..f9b2cc8368 100644
--- a/backends/hwcomposer/hwcomposer_backend.cpp
+++ b/backends/hwcomposer/hwcomposer_backend.cpp
@@ -246,7 +246,7 @@ HwcomposerWindow::HwcomposerWindow(HwcomposerBackend *backend)
     : HWComposerNativeWindow(backend->size().width(), backend->size().height(), HAL_PIXEL_FORMAT_RGB_888)
     , m_backend(backend)
 {
-    setBufferCount(2);
+    setBufferCount(3);
 
     size_t size = sizeof(hwc_display_contents_1_t) + 2 * sizeof(hwc_layer_1_t);
     hwc_display_contents_1_t *list = (hwc_display_contents_1_t*)malloc(size);