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android_external_drm_hwcomp.../stats/DisplayHotplugConnectModeDetectedAtomReporterDesktop.cpp
Su Hong Koo 406a14f111 Add atom reporting for modes on hotplugged displays
Add and use DisplayHotplugConnectModeDetectedAtomReporter, which logs
all valid modes of a hotplugged display.

Change-Id: Ie93487ad8e4936195e3d949ce46034c5ec4fda83
2025-11-12 12:31:12 -05:00

98 lines
3.7 KiB
C++

/*
* Copyright (C) 2025 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "drmhwc"
// #define NLOG_DEBUG 0
#include "DisplayHotplugConnectModeDetectedAtomReporter.h"
#include <cinttypes>
#include <thread>
#include <aidl/android/frameworks/stats/IStats.h>
#include <android/binder_manager.h>
#include "desktopatoms.h"
#include "utils/log.h"
using aidl::android::frameworks::stats::IStats;
using aidl::android::frameworks::stats::VendorAtom;
namespace DesktopAtoms = android::vendor::google::desktop::stats::DesktopAtoms;
namespace android::drm_hwcomposer {
namespace {
DesktopAtoms::DisplayHotplugConnectModeDetected::DisplayType ToProtoEnum(
DisplayHotplugConnectModeDetectedAtomReporter::DisplayType type) {
switch (type) {
case DisplayHotplugConnectModeDetectedAtomReporter::DisplayType::
kUnspecified:
return DesktopAtoms::DisplayHotplugConnectModeDetected::
DISPLAY_TYPE_UNSPECIFIED;
case DisplayHotplugConnectModeDetectedAtomReporter::DisplayType::kInternal:
return DesktopAtoms::DisplayHotplugConnectModeDetected::
DISPLAY_TYPE_INTERNAL;
case DisplayHotplugConnectModeDetectedAtomReporter::DisplayType::kExternal:
return DesktopAtoms::DisplayHotplugConnectModeDetected::
DISPLAY_TYPE_EXTERNAL;
}
}
const std::string kStatsServiceName = std::string(IStats::descriptor)
.append("/default");
// Use a private implementation of DisplayHotplugConnectModeDetectedAtomReporter
// to avoid leaking the IStats interface through the public api.
class DisplayHotplugConnectModeDetectedAtomReporterDesktop
: public DisplayHotplugConnectModeDetectedAtomReporter {
public:
void PushAtom(Atom atom) override {
ALOGE("zzzz DisplayHotplugConnectModeDetected");
// The order of the arguments to createVendorAtom is determined by the
// proto definition in libdesktopatoms.
const char* deprecated_reverse_domain_name = "";
const VendorAtom vendor_atom = DesktopAtoms::
createVendorAtom(DesktopAtoms::DISPLAY_HOTPLUG_CONNECT_MODE_DETECTED,
deprecated_reverse_domain_name, atom.display_handle,
atom.resolution_x, atom.resolution_y,
atom.refresh_rate, atom.dpi_x, atom.dpi_y,
ToProtoEnum(atom.display_type), atom.is_preferred);
auto stats_service = IStats::fromBinder(ndk::SpAIBinder(
AServiceManager_checkService(kStatsServiceName.c_str())));
ALOGE_IF(stats_service == nullptr, "Failed to get IStats service");
if (stats_service) {
const ndk::ScopedAStatus ret = stats_service->reportVendorAtom(
vendor_atom);
ALOGE_IF(!ret.isOk(), "Failed to report stats: %s",
ret.getDescription().c_str());
}
}
};
} // namespace
std::unique_ptr<DisplayHotplugConnectModeDetectedAtomReporter>
DisplayHotplugConnectModeDetectedAtomReporter::Create() {
if (!AServiceManager_isDeclared(kStatsServiceName.c_str())) {
ALOGW("Stats service is not declared.");
return nullptr;
}
return std::make_unique<
DisplayHotplugConnectModeDetectedAtomReporterDesktop>();
}
} // namespace android::drm_hwcomposer