Merge "[Cherry-pick] Load native GLES driver when specified." into main
diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 5bdffe0..1adf1af 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -420,7 +420,11 @@
return mShouldUseAngle;
}
-void GraphicsEnv::setAngleInfo(const std::string& path, const bool shouldUseSystemAngle,
+// Set ANGLE information.
+// If path is "system", it means system ANGLE must be used for the process.
+// If shouldUseNativeDriver is true, it means native GLES drivers must be used for the process.
+// If path is set to nonempty and shouldUseNativeDriver is true, ANGLE will be used regardless.
+void GraphicsEnv::setAngleInfo(const std::string& path, const bool shouldUseNativeDriver,
const std::string& packageName,
const std::vector<std::string> eglFeatures) {
if (mShouldUseAngle) {
@@ -437,8 +441,13 @@
mAnglePath = std::move(path);
ALOGV("setting app package name to '%s'", packageName.c_str());
mPackageName = std::move(packageName);
- mShouldUseAngle = true;
- mShouldUseSystemAngle = shouldUseSystemAngle;
+ if (path == "system") {
+ mShouldUseSystemAngle = true;
+ }
+ if (!path.empty()) {
+ mShouldUseAngle = true;
+ }
+ mShouldUseNativeDriver = shouldUseNativeDriver;
}
void GraphicsEnv::setLayerPaths(NativeLoaderNamespace* appNamespace,
@@ -564,7 +573,7 @@
return nullptr;
}
- mDriverNamespace = android_create_namespace("gfx driver",
+ mDriverNamespace = android_create_namespace("updatable gfx driver",
mDriverPath.c_str(), // ld_library_path
mDriverPath.c_str(), // default_library_path
ANDROID_NAMESPACE_TYPE_ISOLATED,
@@ -648,4 +657,8 @@
return mShouldUseSystemAngle;
}
+bool GraphicsEnv::shouldUseNativeDriver() {
+ return mShouldUseNativeDriver;
+}
+
} // namespace android
diff --git a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
index fbf2902..6cce3f6 100644
--- a/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
+++ b/libs/graphicsenv/include/graphicsenv/GraphicsEnv.h
@@ -108,7 +108,10 @@
// (libraries must be stored uncompressed and page aligned); such elements
// in the search path must have a '!' after the zip filename, e.g.
// /system/app/ANGLEPrebuilt/ANGLEPrebuilt.apk!/lib/arm64-v8a
- void setAngleInfo(const std::string& path, const bool useSystemAngle,
+ // If the search patch is "system", then it means the system ANGLE should be used.
+ // If shouldUseNativeDriver is true, it means native GLES drivers must be used for the process.
+ // If path is set to nonempty and shouldUseNativeDriver is true, ANGLE will be used regardless.
+ void setAngleInfo(const std::string& path, const bool shouldUseNativeDriver,
const std::string& packageName, const std::vector<std::string> eglFeatures);
// Get the ANGLE driver namespace.
android_namespace_t* getAngleNamespace();
@@ -118,6 +121,7 @@
// Set the persist.graphics.egl system property value.
void nativeToggleAngleAsSystemDriver(bool enabled);
bool shouldUseSystemAngle();
+ bool shouldUseNativeDriver();
/*
* Apis for debug layer
@@ -175,6 +179,8 @@
bool mShouldUseAngle = false;
// Whether loader should load system ANGLE.
bool mShouldUseSystemAngle = false;
+ // Whether loader should load native GLES driver.
+ bool mShouldUseNativeDriver = false;
// ANGLE namespace.
android_namespace_t* mAngleNamespace = nullptr;
diff --git a/opengl/libs/EGL/Loader.cpp b/opengl/libs/EGL/Loader.cpp
index 8d0eb59..654e5b7 100644
--- a/opengl/libs/EGL/Loader.cpp
+++ b/opengl/libs/EGL/Loader.cpp
@@ -169,6 +169,11 @@
}
}
+ // Return true if native GLES drivers should be used and ANGLE is already loaded.
+ if (android::GraphicsEnv::getInstance().shouldUseNativeDriver() && cnx->angleLoaded) {
+ return true;
+ }
+
// Return true if updated driver namespace is set.
ns = android::GraphicsEnv::getInstance().getDriverNamespace();
if (ns) {
@@ -240,16 +245,28 @@
if (!hnd) {
// Secondly, try to load from driver apk.
hnd = attempt_to_load_updated_driver(cnx);
+
+ // If updated driver apk is set but fail to load, abort here.
+ LOG_ALWAYS_FATAL_IF(android::GraphicsEnv::getInstance().getDriverNamespace(),
+ "couldn't find an OpenGL ES implementation from %s",
+ android::GraphicsEnv::getInstance().getDriverPath().c_str());
}
+ // Attempt to load native GLES drivers specified by ro.hardware.egl if native is selected.
+ // If native is selected but fail to load, abort.
+ if (!hnd && android::GraphicsEnv::getInstance().shouldUseNativeDriver()) {
+ auto driverSuffix = base::GetProperty(RO_DRIVER_SUFFIX_PROPERTY, "");
+ LOG_ALWAYS_FATAL_IF(driverSuffix.empty(),
+ "Native GLES driver is selected but not specified in %s",
+ RO_DRIVER_SUFFIX_PROPERTY);
+ hnd = attempt_to_load_system_driver(cnx, driverSuffix.c_str(), true);
+ LOG_ALWAYS_FATAL_IF(!hnd, "Native GLES driver is selected but failed to load. %s=%s",
+ RO_DRIVER_SUFFIX_PROPERTY, driverSuffix.c_str());
+ }
+
+ // Finally, try to load default driver.
bool failToLoadFromDriverSuffixProperty = false;
if (!hnd) {
- // If updated driver apk is set but fail to load, abort here.
- if (android::GraphicsEnv::getInstance().getDriverNamespace()) {
- LOG_ALWAYS_FATAL("couldn't find an OpenGL ES implementation from %s",
- android::GraphicsEnv::getInstance().getDriverPath().c_str());
- }
- // Finally, try to load system driver.
// Start by searching for the library name appended by the system
// properties of the GLES userspace driver in both locations.
// i.e.: