powerhint: add game mode tuning nodes

Add down_rate_limit_us nodes, tapered_dvfs_headroom nodes.

Test: check sysfs when playing game
Bug: 295636226
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:cdf834206df344a704f7f6f21e503f0e3abd4bbb)
Merged-In: Iae9629e0f69d437f7444022d81a478d0c12f2bbe

Change-Id: Iae9629e0f69d437f7444022d81a478d0c12f2bbe

powerhint.json

@@ -61,6 +61,16 @@
       ],
       "ResetOnInit": true
     },
+    {
+      "Name": "CPULittleClusterDownRateLimitUs",
+      "Path": "/sys/devices/system/cpu/cpu0/cpufreq/sched_pixel/down_rate_limit_us",
+      "Values": [
+        "5000",
+        "500"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
     {
       "Name": "CPUMidClusterMaxFreq",
       "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq",
@@ -89,6 +99,16 @@
       ],
       "ResetOnInit": true
     },
+    {
+      "Name": "CPUMidClusterDownRateLimitUs",
+      "Path": "/sys/devices/system/cpu/cpu4/cpufreq/sched_pixel/down_rate_limit_us",
+      "Values": [
+        "20000",
+        "3000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
     {
       "Name": "CPUBigClusterMaxFreq",
       "Path": "/sys/devices/system/cpu/cpu6/cpufreq/scaling_max_freq",
@@ -117,6 +137,16 @@
       ],
       "ResetOnInit": true
     },
+    {
+      "Name": "CPUBigClusterDownRateLimitUs",
+      "Path": "/sys/devices/system/cpu/cpu6/cpufreq/sched_pixel/down_rate_limit_us",
+      "Values": [
+        "20000",
+        "3000"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
     {
       "Name": "ReducePreferIdle",
       "Path": "/proc/vendor_sched/reduce_prefer_idle",
@@ -141,11 +171,22 @@
       "Path": "/proc/vendor_sched/dvfs_headroom",
       "Values": [
         "1280",
+        "1100",
         "1100 1078 1024"
       ],
       "DefaultIndex": 0,
       "ResetOnInit": true
     },
+    {
+      "Name": "CPUTaperedDVFSHeadroomEnable",
+      "Path": "/proc/vendor_sched/tapered_dvfs_headroom_enable",
+      "Values": [
+        "0",
+        "1"
+      ],
+      "DefaultIndex": 0,
+      "ResetOnInit": true
+    },
     {
       "Name": "MIFTargetLoad",
       "Path": "/sys/class/devfreq/17000010.devfreq_mif/interactive/target_load",
@@ -300,7 +341,7 @@
       "Values": [
         "0",
         "1"
-      ],
+      ]
     },
     {
       "Name": "DisplayWakeup",