Add EGLFS integration plugin for Salvator-X on INTEGRITY Multivisor

This plugin uses the Renesas RISP Window Manager.

Change-Id: If813c46ab8d39e966c0a969610841867885dd473
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

7 files changed, 327 insertions, 1 deletions

diff --git a/src/gui/configure.json b/src/gui/configure.json
index 9710ee4e20..23ed9487a8 100644
--- a/src/gui/configure.json
+++ b/src/gui/configure.json
@@ -716,6 +716,22 @@
             },
             "use": "egl"
         },
+        "egl-rcar": {
+            "label": "RCAR EGL",
+            "type": "compile",
+            "test": {
+                "include": [ "EGL/egl.h" ],
+                "tail": [
+                    "extern \"C\" {",
+                    "extern unsigned long PVRGrfxServerInit(void);",
+                    "}"
+                ],
+                "main": [
+                    "PVRGrfxServerInit();"
+                ]
+            },
+            "use": "egl opengl_es2"
+        },
         "evdev": {
             "label": "evdev",
             "type": "compile",
@@ -1094,6 +1110,11 @@
             "condition": "features.eglfs && tests.egl-viv",
             "output": [ "privateFeature" ]
         },
+        "eglfs_rcar": {
+            "label": "EGLFS RCAR",
+            "condition": "config.integrity && features.eglfs && tests.egl-rcar",
+            "output": [ "privateFeature" ]
+        },
         "eglfs_viv_wl": {
             "label": "EGLFS i.Mx6 Wayland",
             "condition": "features.eglfs_viv && libs.wayland_server",
@@ -1576,7 +1597,7 @@ QMAKE_LIBDIR_OPENGL[_ES2] and QMAKE_LIBS_OPENGL[_ES2] in the mkspec for your pla
                     "section": "EGLFS details",
                     "condition": "features.eglfs",
                     "entries": [
-                        "eglfs_openwfd", "eglfs_viv", "eglfs_viv_wl", "eglfs_egldevice", "eglfs_gbm", "eglfs_mali", "eglfs_brcm", "egl_x11"
+                        "eglfs_openwfd", "eglfs_viv", "eglfs_viv_wl", "eglfs_rcar", "eglfs_egldevice", "eglfs_gbm", "eglfs_mali", "eglfs_brcm", "egl_x11"
                     ]
                 },
                 "linuxfb", "vnc", "mirclient",
diff --git a/src/plugins/platforms/eglfs/deviceintegration/deviceintegration.pro b/src/plugins/platforms/eglfs/deviceintegration/deviceintegration.pro
index 2cddbe9beb..92ee83fd8f 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/deviceintegration.pro
+++ b/src/plugins/platforms/eglfs/deviceintegration/deviceintegration.pro
@@ -7,6 +7,7 @@ qtConfig(eglfs_egldevice): SUBDIRS *= eglfs_kms_support eglfs_kms_egldevice
 qtConfig(eglfs_brcm): SUBDIRS += eglfs_brcm
 qtConfig(eglfs_mali): SUBDIRS += eglfs_mali
 qtConfig(eglfs_viv): SUBDIRS += eglfs_viv
+qtConfig(eglfs_rcar): SUBDIRS += eglfs_rcar
 qtConfig(eglfs_viv_wl): SUBDIRS += eglfs_viv_wl
 qtConfig(eglfs_openwfd): SUBDIRS += eglfs_openwfd
 qtConfig(opengl): SUBDIRS += eglfs_emu
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.json b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.json
new file mode 100644
index 0000000000..77b3083eef
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.json
@@ -0,0 +1,3 @@
+{
+    "Keys": [ "eglfs_rcar" ]
+}
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.pro b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.pro
new file mode 100644
index 0000000000..04236449a0
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/eglfs_rcar.pro
@@ -0,0 +1,19 @@
+TARGET = qeglfs-rcar-integration
+
+QT += core-private gui-private eglfsdeviceintegration-private
+
+INCLUDEPATH += $$PWD/../../api
+CONFIG += egl
+DEFINES += LINUX=1 EGL_API_FB=1
+QMAKE_LFLAGS += $$QMAKE_LFLAGS_NOUNDEF
+
+SOURCES += $$PWD/qeglfsrcarmain.cpp \
+           $$PWD/qeglfsrcarintegration.cpp
+
+HEADERS += $$PWD/qeglfsrcarintegration.h
+
+OTHER_FILES += $$PWD/eglfs_rcar.json
+
+PLUGIN_TYPE = egldeviceintegrations
+PLUGIN_CLASS_NAME = QEglFSRcarIntegrationPlugin
+load(qt_plugin)
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.cpp
new file mode 100644
index 0000000000..98cf1d3bfb
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.cpp
@@ -0,0 +1,159 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QDebug>
+#include <QtEglSupport/private/qeglconvenience_p.h>
+#include <EGL/egl.h>
+#include "INTEGRITY.h"
+#include "qeglfsrcarintegration.h"
+
+#define RCAR_DEFAULT_DISPLAY 1
+#define RCAR_DEFAULT_WM_LAYER 2
+
+extern "C" unsigned long PVRGrfxServerInit(void);
+
+QT_BEGIN_NAMESPACE
+
+void QEglFSRcarIntegration::platformInit()
+{
+    QEglFSDeviceIntegration::platformInit();
+
+    PVRGrfxServerInit();
+
+    mScreenSize = q_screenSizeFromFb(0);
+    mNativeDisplay = (NativeDisplayType)EGL_DEFAULT_DISPLAY;
+}
+
+QSize QEglFSRcarIntegration::screenSize() const
+{
+    return mScreenSize;
+}
+
+EGLNativeDisplayType QEglFSRcarIntegration::platformDisplay() const
+{
+    return mNativeDisplay;
+}
+
+static r_wm_WinColorFmt_t getWMColorFormat(const QSurfaceFormat &format)
+{
+    const int a = format.alphaBufferSize();
+    const int r = format.redBufferSize();
+    const int g = format.greenBufferSize();
+    const int b = format.blueBufferSize();
+
+    switch (r) {
+    case 4:
+        if (g == 4 && b == 4 && a == 4)
+            return R_WM_COLORFMT_ARGB4444;
+        break;
+    case 5:
+        if (g == 6 && b == 5 && a == 0)
+            return R_WM_COLORFMT_RGB565;
+        else if (g == 5 && b == 5 && a == 1)
+            return R_WM_COLORFMT_ARGB1555;
+        break;
+    case 8:
+        if (g == 8 && b == 8 && a == 0)
+            return R_WM_COLORFMT_RGB0888;
+        else if (g == 8 && b == 8 && a == 8)
+            return R_WM_COLORFMT_ARGB8888;
+        break;
+    }
+
+    qFatal("Unsupported color format: R:%d G:%d B:%d A:%d", r, g, b, a);
+    return R_WM_COLORFMT_LAST;
+}
+
+EGLNativeWindowType QEglFSRcarIntegration::createNativeWindow(QPlatformWindow *window, const QSize &size, const QSurfaceFormat &format)
+{
+    bool ok;
+
+    mNativeDisplayID = qEnvironmentVariableIntValue("QT_QPA_WM_DISP_ID", &ok);
+    if (!ok)
+        mNativeDisplayID = RCAR_DEFAULT_DISPLAY;
+
+    r_wm_Error_t wm_err = R_WM_DevInit(mNativeDisplayID);
+    if (wm_err != R_WM_ERR_OK)
+        qFatal("Failed to init WM Dev: %d, error: %d", mNativeDisplayID, wm_err);
+
+    mNativeWindow = (EGLNativeWindowTypeREL*)malloc(sizeof(EGLNativeWindowTypeREL));
+    memset(mNativeWindow, 0, sizeof(EGLNativeWindowTypeREL));
+
+    mNativeWindow->ColorFmt = getWMColorFormat(format);
+    mNativeWindow->PosX = 0;
+    mNativeWindow->PosY = 0;
+    mNativeWindow->PosZ = qEnvironmentVariableIntValue("QT_QPA_WM_LAYER", &ok);
+    if (!ok)
+        mNativeWindow->PosZ = RCAR_DEFAULT_WM_LAYER;
+    mNativeWindow->Pitch = size.width();
+    mNativeWindow->Width = size.width();
+    mNativeWindow->Height = size.height();
+    mNativeWindow->Alpha = format.alphaBufferSize();
+
+    if (format.swapBehavior() == QSurfaceFormat::DefaultSwapBehavior)
+        mNativeWindow->Surface.BufNum = 3;
+    else
+        mNativeWindow->Surface.BufNum = format.swapBehavior();
+
+    mNativeWindow->Surface.Type = R_WM_SURFACE_FB;
+    mNativeWindow->Surface.BufMode = R_WM_WINBUF_ALLOC_INTERNAL;
+
+    wm_err = R_WM_WindowCreate(mNativeDisplayID, mNativeWindow);
+    if (wm_err != R_WM_ERR_OK)
+        qFatal("Failed to create window layer: %d", wm_err);
+    wm_err = R_WM_DevEventRegister(mNativeDisplayID, R_WM_EVENT_VBLANK, 0);
+    if (wm_err != R_WM_ERR_OK)
+        qFatal("Failed to Register vsync event: %d", wm_err);
+    wm_err = R_WM_WindowEnable(mNativeDisplayID, mNativeWindow);
+    if (wm_err != R_WM_ERR_OK)
+        qFatal("Failed to Enable window surface: %d", wm_err);
+
+    return static_cast<EGLNativeWindowType>(mNativeWindow);
+}
+
+void QEglFSRcarIntegration::destroyNativeWindow(EGLNativeWindowType window)
+{
+    R_WM_WindowDisable(mNativeDisplayID, mNativeWindow);
+    usleep(100000); //Needed to allow Window Manager make the window transparent
+    R_WM_WindowDelete(mNativeDisplayID, mNativeWindow);
+    R_WM_DevDeinit(mNativeDisplayID);
+    free(mNativeWindow);
+}
+
+QT_END_NAMESPACE
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.h b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.h
new file mode 100644
index 0000000000..08911594f9
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarintegration.h
@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QEGLFSVIVINTEGRATION_H
+#define QEGLFSVIVINTEGRATION_H
+
+#include "private/qeglfsdeviceintegration_p.h"
+#include "EGL/eglext_REL.h"
+
+QT_BEGIN_NAMESPACE
+
+class QEglFSRcarIntegration : public QEglFSDeviceIntegration
+{
+public:
+    void platformInit() override;
+    QSize screenSize() const override;
+    EGLNativeWindowType createNativeWindow(QPlatformWindow *window, const QSize &size, const QSurfaceFormat &format) override;
+    void destroyNativeWindow(EGLNativeWindowType window) override;
+    EGLNativeDisplayType platformDisplay() const override;
+
+private:
+    QSize mScreenSize;
+    EGLNativeDisplayType mNativeDisplay;
+    EGLNativeWindowTypeREL *mNativeWindow;
+    int mNativeDisplayID;
+};
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarmain.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarmain.cpp
new file mode 100644
index 0000000000..6cf3e1387d
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_rcar/qeglfsrcarmain.cpp
@@ -0,0 +1,57 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "INTEGRITY.h"
+#include "private/qeglfsdeviceintegration_p.h"
+#include "qeglfsrcarintegration.h"
+
+QT_BEGIN_NAMESPACE
+
+class QEglFSRcarIntegrationPlugin : public QEglFSDeviceIntegrationPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID QEglFSDeviceIntegrationFactoryInterface_iid FILE "eglfs_rcar.json")
+
+public:
+    QEglFSDeviceIntegration *create() override { return new QEglFSRcarIntegration; }
+};
+
+QT_END_NAMESPACE
+
+#include "qeglfsrcarmain.moc"