From e83a2da6ee4c9104bb00034f3dc5d27bda6f05af Mon Sep 17 00:00:00 2001
From: tangrobin <tangrobin@google.com>
Date: Wed, 10 Feb 2021 13:11:16 +0530
Subject: [PATCH] sm8150-common: enable GL comp backpressure

Enable backpressure for client composition to avoid jank due to
HWC queue stuffing.

Bug: 151113311
Test: 1. Swipe up/down Notification shade.
      2. Measure the "FrameMissed" count from systrace result

Signed-off-by: Omkar Chandorkar <gotenksIN@aosip.dev>
---
 vendor.prop | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vendor.prop b/vendor.prop
index c21aaf4e..a0facbba 100644
--- a/vendor.prop
+++ b/vendor.prop
@@ -112,6 +112,7 @@ persist.backup.ntpServer=0.pool.ntp.org
 # Graphics
 debug.egl.hw=0
 debug.mdpcomp.logs=0
+debug.sf.disable_backpressure=1
 debug.sf.hw=0
 debug.sf.latch_unsignaled=1
 persist.demo.hdmirotationlock=false