Add powerman module

.github/workflows/build.yml

@@ -0,0 +1,27 @@
+name: Build
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout Source
+      uses: actions/checkout@v2
+      
+    - name: Update repository
+      run: sudo apt-get update -y
+      
+    - name: Install the basic dev packages
+      run: sudo apt-get install -y equivs curl git devscripts lintian build-essential automake autotools-dev cmake g++
+      
+    - name: Install build dependencies
+      run: sudo mk-build-deps -i -t "apt-get --yes" -r
+      
+    - name: Build
+      run: mkdir build; cd build; cmake .. ; make -j$(nproc);

CMakeLists.txt

@@ -24,3 +24,4 @@ add_subdirectory(session)
 add_subdirectory(settings-daemon)
 add_subdirectory(shutdown-ui)
 add_subdirectory(xembed-sni-proxy)
+add_subdirectory(powerman)

powerman/CMakeLists.txt

@@ -0,0 +1,26 @@
+project(cutefish-powerman)
+set(TARGET cutefish-powerman)
+
+set(SOURCES
+    main.cpp
+    application.cpp
+    cpu/cpuitem.cpp
+    cpu/cpumanagement.cpp
+)
+
+qt5_add_dbus_adaptor(DBUS_SOURCES
+                     cpu/org.cutefish.CPUManagement.xml
+                     cpu/cpumanagement.h CPUManagement)
+set_source_files_properties(${DBUS_SOURCES} PROPERTIES SKIP_AUTOGEN ON)
+
+add_executable(${TARGET} ${SOURCES} ${DBUS_SOURCES})
+target_link_libraries(${TARGET}
+        Qt5::Core
+        Qt5::Gui
+        Qt5::Widgets
+        Qt5::Quick
+        Qt5::DBus
+        Qt5::X11Extras
+)
+
+install(TARGETS ${TARGET} DESTINATION /usr/bin)

powerman/application.cpp

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "application.h"
+#include <QDBusConnection>
+
+Application::Application(QObject *parent)
+    : QObject(parent)
+    , m_cpuManagement(new CPUManagement)
+{
+    QDBusConnection::sessionBus().registerService(QStringLiteral("org.cutefish.PowerManager"));
+}

powerman/application.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef APPLICATION_H
+#define APPLICATION_H
+
+#include <QObject>
+#include "cpu/cpumanagement.h"
+
+class Application : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit Application(QObject *parent = nullptr);
+
+private:
+    CPUManagement *m_cpuManagement;
+};
+
+#endif // APPLICATION_H

powerman/cpu/cpuitem.cpp

@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "cpuitem.h"
+#include <QFile>
+#include <QDebug>
+
+CpuItem::CpuItem(const QString &name, QObject *parent)
+    : QObject(parent)
+    , m_name(name)
+{
+}
+
+bool CpuItem::setPolicy(const QString &value)
+{
+    bool result = false;
+
+    QFile file(QString("/sys/devices/system/cpu/%1/cpufreq/scaling_governor").arg(m_name));
+    if (file.open(QIODevice::WriteOnly)) {
+        if (file.write(value.toLatin1()) != -1)
+            result = true;
+        file.close();
+    }
+
+    qDebug() << m_name << "set policy: " << value << result;
+
+    return result;
+}
+
+QString CpuItem::policy()
+{
+    QString result;
+    QFile file(QString("/sys/devices/system/cpu/%1/cpufreq/scaling_governor").arg(m_name));
+
+    if (file.open(QIODevice::ReadOnly)) {
+        result = file.readAll().simplified();
+        file.close();
+    }
+
+    return result;
+}

powerman/cpu/cpuitem.h

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CPUITEM_H
+#define CPUITEM_H
+
+#include <QObject>
+
+class CpuItem : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit CpuItem(const QString &name, QObject *parent = nullptr);
+
+    QString name();
+
+    bool setPolicy(const QString &value);
+    QString policy();
+
+private:
+    QString m_name;
+};
+
+#endif // CPUITEM_H

powerman/cpu/cpumanagement.cpp

@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "cpumanagement.h"
+#include "cpumanagementadaptor.h"
+
+#include <QDebug>
+#include <QDir>
+#include <QFile>
+
+CPUManagement::CPUManagement(QObject *parent)
+    : QObject(parent)
+    , m_currentMode(PowerSave)
+{
+    new CPUManagementAdaptor(this);
+    QDBusConnection::sessionBus().registerObject(QStringLiteral("/CPUManagement"), this);
+
+    // Init cpu items.
+    QDir dir("/sys/devices/system/cpu");
+    QStringList dirList = dir.entryList(QDir::Dirs | QDir::NoDot | QDir::NoDotAndDotDot);
+
+    for (const QString &dirName : dirList) {
+        if (dirName.startsWith("cpu") && dirName[3].isNumber()) {
+            m_items.append(new CpuItem(dirName));
+        }
+    }
+
+    // Init mode
+    bool performance = true;
+    for (CpuItem *item : m_items) {
+        if (item->policy() == "powersave")
+            performance = false;
+    }
+    if (performance)
+        m_currentMode = CPUManagement::Performance;
+
+    setMode(PowerSave);
+}
+
+void CPUManagement::setMode(int value)
+{
+    CPUManagement::Mode mode = static_cast<CPUManagement::Mode>(value);
+    QString modeString = modeConvertToString(mode);
+
+    if (modeString.isEmpty() || mode == m_currentMode)
+        return;
+
+    for (CpuItem *item : m_items) {
+        item->setPolicy(modeString);
+    }
+
+    m_currentMode = mode;
+    emit modeChanged();
+}
+
+int CPUManagement::mode()
+{
+    return m_currentMode;
+}
+
+QString CPUManagement::modeConvertToString(CPUManagement::Mode mode)
+{
+    QString result;
+
+    switch (mode) {
+    case CPUManagement::PowerSave:
+        result = "powersave";
+        break;
+    case CPUManagement::Performance:
+        result = "performance";
+        break;
+    default:
+        break;
+    }
+
+    return result;
+}

powerman/cpu/cpumanagement.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CPUMANAGEMENT_H
+#define CPUMANAGEMENT_H
+
+#include <QObject>
+#include "cpuitem.h"
+
+class CPUManagement : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(int mode READ mode WRITE setMode NOTIFY modeChanged)
+
+public:
+    enum Mode {
+        PowerSave = 0,
+        Performance,
+        Normal,
+    };
+
+    explicit CPUManagement(QObject *parent = nullptr);
+
+    void setMode(int i);
+    int mode();
+
+    QString modeConvertToString(Mode mode);
+
+signals:
+    void modeChanged();
+
+private:
+    Mode m_currentMode;
+    QList<CpuItem *> m_items;
+};
+
+#endif // CPUMANAGEMENT_H

powerman/cpu/org.cutefish.CPUManagement.xml

@@ -0,0 +1,10 @@
+<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
+<node>
+  <interface name="org.cutefish.CPUManagement">
+    <property name="mode" type="i" access="read"/>
+
+    <method name="setMode">
+        <arg name="value" type="i" direction="in"/>
+    </method>
+  </interface>
+</node>

powerman/main.cpp

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2021 CutefishOS Team.
+ *
+ * Author:     Reion Wong <reionwong@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <QCoreApplication>
+#include "application.h"
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication a(argc, argv);
+    Application app;
+    // a.setQuitOnLastWindowClosed(false);
+    return a.exec();
+}

session/processmanager.cpp

@@ -132,6 +132,7 @@ void ProcessManager::startDaemonProcess()
 {
     QList<QPair<QString, QStringList>> list;
     list << qMakePair(QString("cutefish-settings-daemon"), QStringList());
+    list << qMakePair(QString("cutefish-powerman"), QStringList());
     list << qMakePair(QString("cutefish-xembedsniproxy"), QStringList());
 
     for (QPair<QString, QStringList> pair : list) {