From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tad <tad@spotco.us>
Date: Wed, 11 Jul 2018 13:54:10 -0400
Subject: [PATCH] Performance tweaks from @AndDiSa

Change-Id: I87e7b700b3caf713e98bcfdc74613da23139db70
---
 BoardConfigCommon.mk                          |  3 +++
 device.mk                                     |  3 ++-
 .../base/core/res/res/values/config.xml       |  7 +++++
 system.prop                                   | 27 ++++++++++++++++---
 4 files changed, 36 insertions(+), 4 deletions(-)

diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk
index f402c86..c84be43 100644
--- a/BoardConfigCommon.mk
+++ b/BoardConfigCommon.mk
@@ -20,6 +20,9 @@ TARGET_ARCH := arm
 TARGET_ARCH_VARIANT := armv7-a-neon
 TARGET_CPU_VARIANT := cortex-a9
 
+BOARD_EGL_WORKAROUND_BUG_10194508 := true
+NEED_WORKAROUND_CORTEX_A9_745320 := true
+
 TARGET_BOOTLOADER_BOARD_NAME := grouper
 
 # Filesystem
diff --git a/device.mk b/device.mk
index 33c1fc9..8d8c65a 100644
--- a/device.mk
+++ b/device.mk
@@ -24,7 +24,8 @@ PRODUCT_COPY_FILES += \
     device/asus/grouper/rootdir/init.grouper.sensors.rc:root/init.grouper.sensors.rc
 
 PRODUCT_PROPERTY_OVERRIDES += \
-    ro.carrier=wifi-only
+    ro.carrier=wifi-only \
+    ro.radio.noril=true
 
 DEVICE_PACKAGE_OVERLAYS += \
     device/asus/grouper/overlay
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index d28e4fb..c9ec73a 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -219,4 +219,11 @@
     <!-- Enable doze powersaving -->
     <bool name="config_enableAutoPowerModes">true</bool>
 
+    <!-- Set lowmemorykiller threshold -->
+    <integer name="config_lowMemoryKillerMinFreeKbytesAbsolute">-1</integer>
+    <integer name="config_lowMemoryKillerMinFreeKbytesAdjust">0</integer>
+
+    <!-- Whether to enable HumanInteractionController by default -->
+    <bool name="config_HICEnabledDefault">false</bool>
+
 </resources>
diff --git a/system.prop b/system.prop
index b1d9807..1b1daa5 100644
--- a/system.prop
+++ b/system.prop
@@ -12,6 +12,27 @@ ro.sf.lcd_density=213
 # Wi-Fi
 wifi.interface=wlan0
 
-# Configure PRISM, but disable it by default
-persist.tegra.didim.video=5
-persist.tegra.didim.enable=0
+# configure PRISM
+persist.tegra.didim.video = 5
+persist.tegra.didim.enable = 1
+persist.tegra.didim.normal = 3
+
+# don't preload OpenGL in Zygote, the Tegra drivers do not like it
+ro.zygote.disable_gl_preload=true
+
+#perf tweaks
+dalvik.vm.dex2oat-flags=--no-watch-dog
+dalvik.vm.dex2oat-swap=true
+debug.hwui.render_dirty_regions=false
+persist.sys.scrollingcache=1
+persist.sys.use_16bpp_alpha=1
+pm.sleep_mode=1
+ro.config.hw_power_saving=true
+ro.config.max_starting_bg=8
+ro.ril.disable.power.collapse=0
+ro.sys.fw.bg_apps_limit=12
+ro.sys.fw.dex2oat_thread_count=4
+ro.sys.fw.trim_cache_percent=70
+ro.sys.fw.trim_empty_percent=70
+ro.sys.fw.use_trim_settings=true
+dalvik.vm.madvise-random=true