1 files changed, 143 insertions, 0 deletions
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmintegration.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmintegration.cpp
new file mode 100644
index 0000000000..1c0a8e1b5f
--- /dev/null
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmintegration.cpp
@@ -0,0 +1,143 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
+** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2016 Pelagicore AG
+** 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 "qeglfskmsgbmintegration.h"
+#include "qeglfskmsgbmdevice.h"
+#include "qeglfskmsgbmscreen.h"
+#include "qeglfskmsgbmcursor.h"
+#include "qeglfscursor.h"
+
+#include <QtPlatformSupport/private/qdevicediscovery_p.h>
+#include <QtCore/QLoggingCategory>
+#include <QtCore/QJsonDocument>
+#include <QtCore/QJsonObject>
+#include <QtCore/QJsonArray>
+#include <QtGui/qpa/qplatformwindow.h>
+#include <QtGui/qpa/qplatformcursor.h>
+#include <QtGui/QScreen>
+
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+#include <gbm.h>
+
+QT_BEGIN_NAMESPACE
+
+QMutex QEglFSKmsGbmScreen::m_waitForFlipMutex;
+
+QEglFSKmsGbmIntegration::QEglFSKmsGbmIntegration()
+    : QEglFSKmsIntegration()
+{}
+
+EGLNativeWindowType QEglFSKmsGbmIntegration::createNativeWindow(QPlatformWindow *platformWindow,
+                                                     const QSize &size,
+                                                     const QSurfaceFormat &format)
+{
+    Q_UNUSED(size);
+    Q_UNUSED(format);
+
+    QEglFSKmsGbmScreen *screen = static_cast<QEglFSKmsGbmScreen *>(platformWindow->screen());
+    if (screen->surface()) {
+        qWarning("Only single window per screen supported!");
+        return 0;
+    }
+
+    return reinterpret_cast<EGLNativeWindowType>(screen->createSurface());
+}
+
+EGLNativeWindowType QEglFSKmsGbmIntegration::createNativeOffscreenWindow(const QSurfaceFormat &format)
+{
+    Q_UNUSED(format);
+    Q_ASSERT(device());
+
+    qCDebug(qLcEglfsKmsDebug) << "Creating native off screen window";
+    gbm_surface *surface = gbm_surface_create(static_cast<QEglFSKmsGbmDevice *>(device())->gbmDevice(),
+                                              1, 1,
+                                              GBM_FORMAT_XRGB8888,
+                                              GBM_BO_USE_RENDERING);
+
+    return reinterpret_cast<EGLNativeWindowType>(surface);
+}
+
+void QEglFSKmsGbmIntegration::destroyNativeWindow(EGLNativeWindowType window)
+{
+    gbm_surface *surface = reinterpret_cast<gbm_surface *>(window);
+    gbm_surface_destroy(surface);
+}
+
+QPlatformCursor *QEglFSKmsGbmIntegration::createCursor(QPlatformScreen *screen) const
+{
+    if (hwCursor())
+        return Q_NULLPTR;
+    else
+        return new QEglFSCursor(screen);
+}
+
+void QEglFSKmsGbmIntegration::presentBuffer(QPlatformSurface *surface)
+{
+    QWindow *window = static_cast<QWindow *>(surface->surface());
+    QEglFSKmsScreen *screen = static_cast<QEglFSKmsScreen *>(window->screen()->handle());
+
+    screen->flip();
+}
+
+QEglFSKmsDevice *QEglFSKmsGbmIntegration::createDevice(const QString &devicePath)
+{
+    QString path = devicePath;
+    if (!devicePath.isEmpty()) {
+        qCDebug(qLcEglfsKmsDebug) << "Using DRM device" << path << "specified in config file";
+    } else {
+
+        QDeviceDiscovery *d = QDeviceDiscovery::create(QDeviceDiscovery::Device_VideoMask);
+        QStringList devices = d->scanConnectedDevices();
+        qCDebug(qLcEglfsKmsDebug) << "Found the following video devices:" << devices;
+        d->deleteLater();
+
+        if (Q_UNLIKELY(devices.isEmpty()))
+            qFatal("Could not find DRM device!");
+
+        path = devices.first();
+        qCDebug(qLcEglfsKmsDebug) << "Using" << path;
+    }
+
+    return new QEglFSKmsGbmDevice(this, path);
+}
+
+QT_END_NAMESPACE