Add test API for GPU load hints

Bug: 284324521
Test: atest PerformanceHintManagerTest
Change-Id: I28b0899eb46abaa49098040ba3fbf75ff1aefe39

2 files changed, 38 insertions, 1 deletions

diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index ad8b6852a6f4..7fb419f2d232 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -2332,6 +2332,9 @@ package android.os {
     field public static final int CPU_LOAD_RESET = 2; // 0x2
     field public static final int CPU_LOAD_RESUME = 3; // 0x3
     field public static final int CPU_LOAD_UP = 0; // 0x0
+    field @FlaggedApi("android.os.adpf_gpu_report_actual_work_duration") public static final int GPU_LOAD_DOWN = 6; // 0x6
+    field @FlaggedApi("android.os.adpf_gpu_report_actual_work_duration") public static final int GPU_LOAD_RESET = 7; // 0x7
+    field @FlaggedApi("android.os.adpf_gpu_report_actual_work_duration") public static final int GPU_LOAD_UP = 5; // 0x5
   }
 
   public final class PowerManager {
diff --git a/core/java/android/os/PerformanceHintManager.java b/core/java/android/os/PerformanceHintManager.java
index e0059105c21f..37bde3db5e14 100644
--- a/core/java/android/os/PerformanceHintManager.java
+++ b/core/java/android/os/PerformanceHintManager.java
@@ -149,13 +149,47 @@ public final class PerformanceHintManager {
         @TestApi
         public static final int CPU_LOAD_RESUME = 3;
 
+        /**
+         * This hint indicates an increase in GPU workload intensity. It means that
+         * this hint session needs extra GPU resources to meet the target duration.
+         * This hint must be sent before reporting the actual duration to the session.
+         *
+         * @hide
+         */
+        @TestApi
+        @FlaggedApi(Flags.FLAG_ADPF_GPU_REPORT_ACTUAL_WORK_DURATION)
+        public static final int GPU_LOAD_UP = 5;
+
+        /**
+         * This hint indicates a decrease in GPU workload intensity. It means that
+         * this hint session can reduce GPU resources and still meet the target duration.
+         *
+         * @hide
+         */
+        @TestApi
+        @FlaggedApi(Flags.FLAG_ADPF_GPU_REPORT_ACTUAL_WORK_DURATION)
+        public static final int GPU_LOAD_DOWN = 6;
+
+        /**
+        * This hint indicates an upcoming GPU workload that is completely changed and
+        * unknown. It means that the hint session should reset GPU resources to a known
+        * baseline to prepare for an arbitrary load, and must wake up if inactive.
+         *
+         * @hide
+         */
+        @TestApi
+        @FlaggedApi(Flags.FLAG_ADPF_GPU_REPORT_ACTUAL_WORK_DURATION)
+        public static final int GPU_LOAD_RESET = 7;
+
         /** @hide */
         @Retention(RetentionPolicy.SOURCE)
         @IntDef(prefix = {"CPU_LOAD_"}, value = {
             CPU_LOAD_UP,
             CPU_LOAD_DOWN,
             CPU_LOAD_RESET,
-            CPU_LOAD_RESUME
+            CPU_LOAD_RESUME,
+            GPU_LOAD_UP,
+            GPU_LOAD_DOWN
         })
         public @interface Hint {}