diff --git a/README.md b/README.md
index 3aac1f7..8bcc78d 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ https://github.com/yc9559/uperf/releases
 ### Magisk方式
 
 1. 下载后通过Magisk Manager刷入，Magisk版本不低于18.0
-2. 重启后查看`/sdcard/Android/yc/uperf/log_uperf.txt`检查uperf是否正常自启动
+2. 重启后查看`/sdcard/Android/yc/uperf/uperf_log.txt`检查uperf是否正常自启动
 
 ### 手动安装
 
@@ -40,7 +40,7 @@ https://github.com/yc9559/uperf/releases
 6. 打开`/data/cache/injector.log`，检查sfanalysis注入是否成功
 7. 如果关联自启动到第三方APP，设置在开机完成后执行`run_uperf.sh`
 8. 如果关联自启动到系统启动脚本，插入`sh /data/uperf/initsvc_uperf.sh`
-9. 重启后查看`/sdcard/yc/uperf/log_uperf.txt`检查uperf是否正常自启动
+9. 重启后查看`/sdcard/yc/uperf/uperf_log.txt`检查uperf是否正常自启动
 
 ### 性能模式切换
 
diff --git a/changelog.md b/changelog.md
index 52dcd2f..bff6333 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,13 @@
 # 更新日志
 
+## DEV 22.05.09
+
+- 回退 混合CPU调频
+- 改进 触摸响应
+- 改进 CPU负载滤波器
+- 修复 sdm82x部分场景CPU频率无法写入
+- 修复 Exynos 2200支持
+
 ## DEV 22.05.04
 
 - 新增 混合CPU调频
diff --git a/magisk/common/system.prop b/magisk/common/system.prop
index 524c581..d4e44c2 100644
--- a/magisk/common/system.prop
+++ b/magisk/common/system.prop
@@ -3,5 +3,5 @@
 # ro.sf.lcd_density=320
 
 # headroom for GC
-dalvik.vm.heapminfree=8m
-dalvik.vm.heapmaxfree=12m
+dalvik.vm.heapmaxfree=8m
+dalvik.vm.heapminfree=2m
diff --git a/magisk/module.prop b/magisk/module.prop
index 1fb7911..17d1acc 100644
--- a/magisk/module.prop
+++ b/magisk/module.prop
@@ -1,6 +1,6 @@
 id=uperf
 name=Uperf
-version=v3(22.05.04)
+version=v3(22.05.09)
 versionCode=3
 author=Matt Yang
 description=Userspace performance controller for android. Repo: https://github.com/yc9559/uperf/
diff --git a/magisk/script/libpowercfg.sh b/magisk/script/libpowercfg.sh
index 0bbf027..4cd22b5 100644
--- a/magisk/script/libpowercfg.sh
+++ b/magisk/script/libpowercfg.sh
@@ -39,10 +39,6 @@ set_cpufreq_min() {
 # $1:"0:576000 4:710400 7:825600"
 set_cpufreq_max() {
     lock_val "$1" /sys/module/msm_performance/parameters/cpu_max_freq
-}
-
-# $1:"0:576000 4:710400 7:825600"
-set_cpufreq_dyn_max() {
     local key
     local val
     for kv in $1; do
diff --git a/magisk/script/libsysinfo.sh b/magisk/script/libsysinfo.sh
index fc63d82..8d5ac78 100644
--- a/magisk/script/libsysinfo.sh
+++ b/magisk/script/libsysinfo.sh
@@ -127,11 +127,11 @@ get_config_name() {
     "msm8998") echo "sdm835" ;;
     "msm8996") echo "sdm820" ;;
     "msm8996pro") echo "sdm820" ;;
-    "exynos2200") echo "e2200" ;;
+    "s5e9925") echo "e2200" ;;
     "exynos2100") echo "e2100" ;;
     "exynos1080") echo "e1080" ;;
     "exynos990") echo "e990" ;;
-    "universal2200") echo "e2200" ;;
+    "universal9925") echo "e2200" ;;
     "universal2100") echo "e2100" ;;
     "universal1080") echo "e1080" ;;
     "universal990") echo "e990" ;;
diff --git a/magisk/script/powercfg.json b/magisk/script/powercfg.json
index 1b370e2..c9f57c5 100644
--- a/magisk/script/powercfg.json
+++ b/magisk/script/powercfg.json
@@ -1,7 +1,7 @@
 {
     "name": "Uperf",
     "author": "Matt Yang",
-    "version": "22.05.04",
+    "version": "22.05.09",
     "versionCode": 3,
     "features": {
         "strict": true,
diff --git a/magisk/script/powercfg_once.sh b/magisk/script/powercfg_once.sh
index 9c474b1..3d8df62 100644
--- a/magisk/script/powercfg_once.sh
+++ b/magisk/script/powercfg_once.sh
@@ -24,16 +24,6 @@ BASEDIR="$(dirname $(readlink -f "$0"))"
 . $BASEDIR/libcgroup.sh
 
 unify_cgroup() {
-    # clear stune & uclamp
-    for g in background foreground top-app; do
-        lock_val "0" /dev/stune/$g/schedtune.sched_boost_no_override
-        lock_val "0" /dev/stune/$g/schedtune.boost
-        lock_val "0" /dev/stune/$g/schedtune.prefer_idle
-        lock_val "0" /dev/cpuctl/$g/cpu.uclamp.sched_boost_no_override
-        lock_val "0" /dev/cpuctl/$g/cpu.uclamp.min
-        lock_val "0" /dev/cpuctl/$g/cpu.uclamp.latency_sensitive
-    done
-
     # clear top-app
     for cg in cpuset stune cpuctl; do
         for p in $(cat /dev/$cg/top-app/tasks); do
@@ -48,11 +38,10 @@ unify_cgroup() {
     change_task_cgroup "surfaceflinger" "foreground" "cpuset"
     change_thread_cgroup "surfaceflinger" "^Binder" "" "cpuset"
     change_task_cgroup "system_server" "foreground" "cpuset"
-    change_thread_cgroup "system_server" "^Binder" "" "cpuset"
     change_thread_cgroup "system_server" "^android.bg" "" "cpuset"
     change_task_cgroup "composer|allocator" "foreground" "cpuset"
-    change_task_cgroup "android.hardware.media" "top-app" "cpuset"
     change_task_cgroup "netd" "foreground" "cpuset"
+    change_task_cgroup "android.hardware.media" "background" "cpuset"
     change_task_cgroup "vendor.mediatek.hardware" "background" "cpuset"
     change_task_cgroup "aal_sof|kfps|dsp_send_thread|vdec_ipi_recv|mtk_drm_disp_id|hif_thread|main_thread|ged_" "background" "cpuset"
     change_task_cgroup "pp_event|crtc_" "background" "cpuset"
@@ -64,25 +53,17 @@ unify_sched() {
     done
 }
 
-unify_cpufreq() {
-    # unify hmp interactive governor, only 2+2 4+2 4+4
-    set_governor_param "interactive/use_sched_load" "0:1 2:1 4:1"
-    set_governor_param "interactive/use_migration_notif" "0:1 2:1 4:1"
-    set_governor_param "interactive/enable_prediction" "0:1 2:1 4:1"
-    set_governor_param "interactive/ignore_hispeed_on_notif" "0:1 2:1 4:1"
-    set_governor_param "interactive/fast_ramp_down" "0:0 2:0 4:0"
-    set_governor_param "interactive/boostpulse_duration" "0:0 2:0 4:0"
-    set_governor_param "interactive/boost" "0:0 2:0 4:0"
-    set_governor_param "interactive/above_hispeed_delay" "0:0 2:0 4:0"
-    set_governor_param "interactive/hispeed_freq" "0:0 2:0 4:0"
-    set_governor_param "interactive/go_hispeed_load" "0:90 2:90 4:90"
-    set_governor_param "interactive/target_loads" "0:80 2:80 4:80"
-    set_governor_param "interactive/min_sample_time" "0:0 2:0 4:0"
-    set_governor_param "interactive/max_freq_hysteresis" "0:0 2:0 4:0"
-}
-
 unify_devfreq() {
-    mutate "9999000000" "/sys/class/devfreq/*/max_freq"
+    for d in /sys/class/devfreq/*; do
+        local maxfreq="0"
+        for f in $(cat $d/available_frequencies); do
+            [ "$f" -gt "$maxfreq" ] && maxfreq="$f"
+        done
+        [ "$maxfreq" -gt "0" ] && mutate "$maxfreq" "$d/max_freq"
+    done
+    for d in DDR LLCC L3; do
+        mutate "9999000000" "/sys/devices/system/cpu/bus_dcvs/$d/*/max_freq"
+    done
 }
 
 disable_hotplug() {
@@ -116,12 +97,9 @@ disable_kernel_boost() {
     lock_val "0" "/sys/devices/system/cpu/cpu_boost/parameters/*"
     lock_val "0" "/sys/module/cpu_boost/parameters/*"
     lock_val "0" "/sys/module/msm_performance/parameters/*"
+    lock_val "0" "/sys/kernel/msm_performance/parameters/*"
     lock_val "0" "/proc/sys/walt/input_boost/*"
 
-    # no msm_performance limit
-    set_cpufreq_min "0:0 1:0 2:0 3:0 4:0 5:0 6:0 7:0"
-    set_cpufreq_max "0:9999000 1:9999000 2:9999000 3:9999000 4:9999000 5:9999000 6:9999000 7:9999000"
-
     # MediaTek
     # policy_status
     # [0] PPM_POLICY_PTPOD: Meature PMIC buck currents
@@ -186,6 +164,7 @@ disable_userspace_boost() {
     lock_val "0" "/sys/module/fbt_cpu/parameters/boost_affinity*"
     lock_val "0" /sys/kernel/fpsgo/fbt/switch_idleprefer
     lock_val "1" /proc/perfmgr/syslimiter/syslimiter_force_disable
+    # lock_val "1" /sys/module/mtk_core_ctl/parameters/policy_enable
 
     # Qualcomm&MTK perfhal
     perfhal_stop
@@ -211,11 +190,12 @@ restart_userspace_boost() {
 }
 
 disable_userspace_thermal() {
+    # yes, let it respawn
+    killall mi_thermald
     # prohibit mi_thermald use cpu thermal interface
     for i in 0 2 4 6 7; do
-        lock_val "cpu$i 9999999" /sys/devices/virtual/thermal/thermal_message/cpu_limits
+        lock_val "cpu$i 9999000" /sys/devices/virtual/thermal/thermal_message/cpu_limits
     done
-    chmod 0444 /sys/devices/system/cpu/cpufreq/policy*/scaling_max_freq
 }
 
 restart_userspace_thermal() {
@@ -233,7 +213,6 @@ echo "sh=$(which sh)"
 disable_kernel_boost
 disable_hotplug
 unify_sched
-unify_cpufreq
 unify_devfreq
 
 disable_userspace_thermal
@@ -245,7 +224,6 @@ restart_userspace_boost
 disable_kernel_boost
 disable_hotplug
 unify_sched
-unify_cpufreq
 unify_devfreq
 
 # make sure that all the related cpu is online
diff --git a/magisk/script/setup.sh b/magisk/script/setup.sh
index 963ee75..4e4adb1 100644
--- a/magisk/script/setup.sh
+++ b/magisk/script/setup.sh
@@ -74,7 +74,7 @@ install_uperf() {
 echo ""
 echo "* Uperf https://github.com/yc9559/uperf/"
 echo "* Author: Matt Yang"
-echo "* Version: v3(22.05.04)"
+echo "* Version: v3(22.05.09)"
 echo ""
 
 echo "- Installing uperf"
diff --git a/version.json b/version.json
index 9662138..35ab898 100644
--- a/version.json
+++ b/version.json
@@ -1,6 +1,6 @@
 {
   "versionCode": 3,
-  "version": "v3(22.05.04)",
-  "zipUrl": "https://github.com/yc9559/uperf/releases/download/dev-22.05.04/uperf-dev-22.05.04.zip",
+  "version": "v3(22.05.09)",
+  "zipUrl": "https://github.com/yc9559/uperf/releases/download/dev-22.05.09/uperf-dev-22.05.09.zip",
   "changelog": "https://github.com/yc9559/uperf/raw/master/changelog.md"
 }