Add HWUI session tagging

Adds a hidden method for the creation of special "internal" hint
sessions with extra metadata, and plumbs hwui to use it

Bug: 330553312
Test: atest PerformanceHintNativeTestCases
Test: hwui unit tests
Change-Id: I35e7f81623b8f81a9a12e485f221952a13035b02

2 files changed, 8 insertions, 5 deletions

diff --git a/libs/hwui/renderthread/HintSessionWrapper.cpp b/libs/hwui/renderthread/HintSessionWrapper.cpp
index 6993d5240187..7a155c583fd4 100644
--- a/libs/hwui/renderthread/HintSessionWrapper.cpp
+++ b/libs/hwui/renderthread/HintSessionWrapper.cpp
@@ -45,7 +45,7 @@ void HintSessionWrapper::HintSessionBinding::init() {
     LOG_ALWAYS_FATAL_IF(handle_ == nullptr, "Failed to dlopen libandroid.so!");
 
     BIND_APH_METHOD(getManager);
-    BIND_APH_METHOD(createSession);
+    BIND_APH_METHOD(createSessionInternal);
     BIND_APH_METHOD(closeSession);
     BIND_APH_METHOD(updateTargetWorkDuration);
     BIND_APH_METHOD(reportActualWorkDuration);
@@ -122,7 +122,8 @@ bool HintSessionWrapper::init() {
     int64_t targetDurationNanos =
             mLastTargetWorkDuration == 0 ? kDefaultTargetDuration : mLastTargetWorkDuration;
     mHintSessionFuture = CommonPool::async([=, this, tids = mPermanentSessionTids] {
-        return mBinding->createSession(manager, tids.data(), tids.size(), targetDurationNanos);
+        return mBinding->createSessionInternal(manager, tids.data(), tids.size(),
+                                               targetDurationNanos, SessionTag::HWUI);
     });
     return false;
 }
diff --git a/libs/hwui/renderthread/HintSessionWrapper.h b/libs/hwui/renderthread/HintSessionWrapper.h
index 14e7a53fd94f..859cc57dea9f 100644
--- a/libs/hwui/renderthread/HintSessionWrapper.h
+++ b/libs/hwui/renderthread/HintSessionWrapper.h
@@ -17,6 +17,7 @@
 #pragma once
 
 #include <android/performance_hint.h>
+#include <private/performance_hint_private.h>
 
 #include <future>
 #include <optional>
@@ -80,9 +81,10 @@ private:
         virtual ~HintSessionBinding() = default;
         virtual void init();
         APerformanceHintManager* (*getManager)();
-        APerformanceHintSession* (*createSession)(APerformanceHintManager* manager,
-                                                  const int32_t* tids, size_t tidCount,
-                                                  int64_t defaultTarget) = nullptr;
+        APerformanceHintSession* (*createSessionInternal)(APerformanceHintManager* manager,
+                                                          const int32_t* tids, size_t tidCount,
+                                                          int64_t defaultTarget,
+                                                          SessionTag tag) = nullptr;
         void (*closeSession)(APerformanceHintSession* session) = nullptr;
         void (*updateTargetWorkDuration)(APerformanceHintSession* session,
                                          int64_t targetDuration) = nullptr;