From a361de6e3b7bac5a47f6098d49c5a1acb5baf476 Mon Sep 17 00:00:00 2001
From: Patrick Williams <pdwilliams@google.com>
Date: Thu, 6 Oct 2022 20:34:10 +0000
Subject: Add layer name to layer_state_t and SurfaceControl

This information will be used in subsequent CLs to trace layer cache events.

Bug: 244218818
Test: presubmits
Change-Id: I98bcd97310e3a2f061994481911073e8a1545cab
---
 libs/gui/SurfaceControl.cpp | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

(limited to 'libs/gui/SurfaceControl.cpp')

diff --git a/libs/gui/SurfaceControl.cpp b/libs/gui/SurfaceControl.cpp
index 84257dee9b..7aee882422 100644
--- a/libs/gui/SurfaceControl.cpp
+++ b/libs/gui/SurfaceControl.cpp
@@ -49,11 +49,12 @@ namespace android {
 // ============================================================================
 
 SurfaceControl::SurfaceControl(const sp<SurfaceComposerClient>& client, const sp<IBinder>& handle,
-                               int32_t layerId, uint32_t w, uint32_t h, PixelFormat format,
-                               uint32_t transform, uint32_t flags)
+                               int32_t layerId, const std::string& name, uint32_t w, uint32_t h,
+                               PixelFormat format, uint32_t transform, uint32_t flags)
       : mClient(client),
         mHandle(handle),
         mLayerId(layerId),
+        mName(name),
         mTransformHint(transform),
         mWidth(w),
         mHeight(h),
@@ -65,6 +66,7 @@ SurfaceControl::SurfaceControl(const sp<SurfaceControl>& other) {
     mHandle = other->mHandle;
     mTransformHint = other->mTransformHint;
     mLayerId = other->mLayerId;
+    mName = other->mName;
     mWidth = other->mWidth;
     mHeight = other->mHeight;
     mFormat = other->mFormat;
@@ -185,6 +187,10 @@ int32_t SurfaceControl::getLayerId() const {
     return mLayerId;
 }
 
+const std::string& SurfaceControl::getName() const {
+    return mName;
+}
+
 sp<IGraphicBufferProducer> SurfaceControl::getIGraphicBufferProducer()
 {
     getSurface();
@@ -212,6 +218,7 @@ status_t SurfaceControl::writeToParcel(Parcel& parcel) {
     SAFE_PARCEL(parcel.writeStrongBinder, ISurfaceComposerClient::asBinder(mClient->getClient()));
     SAFE_PARCEL(parcel.writeStrongBinder, mHandle);
     SAFE_PARCEL(parcel.writeInt32, mLayerId);
+    SAFE_PARCEL(parcel.writeUtf8AsUtf16, mName);
     SAFE_PARCEL(parcel.writeUint32, mTransformHint);
     SAFE_PARCEL(parcel.writeUint32, mWidth);
     SAFE_PARCEL(parcel.writeUint32, mHeight);
@@ -225,6 +232,7 @@ status_t SurfaceControl::readFromParcel(const Parcel& parcel,
     sp<IBinder> client;
     sp<IBinder> handle;
     int32_t layerId;
+    std::string layerName;
     uint32_t transformHint;
     uint32_t width;
     uint32_t height;
@@ -233,16 +241,17 @@ status_t SurfaceControl::readFromParcel(const Parcel& parcel,
     SAFE_PARCEL(parcel.readStrongBinder, &client);
     SAFE_PARCEL(parcel.readStrongBinder, &handle);
     SAFE_PARCEL(parcel.readInt32, &layerId);
+    SAFE_PARCEL(parcel.readUtf8FromUtf16, &layerName);
     SAFE_PARCEL(parcel.readUint32, &transformHint);
     SAFE_PARCEL(parcel.readUint32, &width);
     SAFE_PARCEL(parcel.readUint32, &height);
     SAFE_PARCEL(parcel.readUint32, &format);
 
     // We aren't the original owner of the surface.
-    *outSurfaceControl =
-            new SurfaceControl(new SurfaceComposerClient(
-                                       interface_cast<ISurfaceComposerClient>(client)),
-                               handle.get(), layerId, width, height, format, transformHint);
+    *outSurfaceControl = new SurfaceControl(new SurfaceComposerClient(
+                                                    interface_cast<ISurfaceComposerClient>(client)),
+                                            handle.get(), layerId, layerName, width, height, format,
+                                            transformHint);
 
     return NO_ERROR;
 }
-- 
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