sdm710-common: rootdir: Boost performance during bootup

* inspired from google pixels
 * speeds up boot by ~1-2s

rootdir/etc/init.qcom.rc

@@ -71,9 +71,26 @@ on init
     chown root system /sys/fs/cgroup/memory/bg/tasks
     chmod 0660 /sys/fs/cgroup/memory/bg/tasks
 
+    # Boost schedtune
+    write /dev/stune/schedtune.boost 50
+    write /dev/stune/schedtune.prefer_idle 1
+
+    # Boost I/O performance
+    write /sys/block/mmcblk0/queue/scheduler "noop"
+    write /sys/block/mmcblk0/queue/read_ahead_kb 2048
+    write /sys/block/mmcblk0/queue/nr_requests 256
+    write /sys/block/mmcblk0/queue/iostats 0
+
 on post-fs
     chmod 0755 /sys/kernel/debug/tracing
 
+    # Start services for bootanim
+    start surfaceflinger
+    start bootanim
+    start vendor.hwcomposer-2-1
+    start vendor.configstore-hal
+    start vendor.qti.hardware.display.allocator
+
 on early-boot
     # set RLIMIT_MEMLOCK to 64MB
     setrlimit 8 67108864 67108864
@@ -269,6 +286,10 @@ on boot
     # Default enable uicc_se
     setprop persist.vendor.radio.uicc_se_enabled true
 
+    # Restore default I/O tuning
+    write /sys/block/mmcblk0/queue/scheduler "cfq"
+    write /sys/block/mmcblk0/queue/nr_requests 128
+
 # MSM specific files that need to be created on /data
 on post-fs-data
     mkdir /data/vendor/misc 01771 system system