Add drm-egl server buffer integration

Change-Id: Ib72cb43e78c068ebafa8c4e8ef1576746c7015e8
Reviewed-by: Andy Nichols <andy.nichols@digia.com>

6 files changed, 670 insertions, 0 deletions

diff --git a/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri b/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri
new file mode 100644
index 000000000..dbc8dacf9
--- /dev/null
+++ b/src/hardwareintegration/client/drm-egl-server/drm-egl-server.pri
@@ -0,0 +1,17 @@
+INCLUDEPATH += $$PWD
+
+contains(QT_CONFIG, no-pkg-config) {
+    LIBS += -lEGL -lwayland-client
+} else {
+    CONFIG += link_pkgconfig
+    PKGCONFIG += egl wayland-client
+}
+
+SOURCES += \
+        $$PWD/drmeglserverbufferintegration.cpp
+
+HEADERS += \
+        $$PWD/drmeglserverbufferintegration.h
+
+CONFIG += wayland-scanner
+WAYLANDCLIENTSOURCES += $$PWD/../../../extensions/drm-egl-server-buffer.xml
diff --git a/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp
new file mode 100644
index 000000000..74793dfc3
--- /dev/null
+++ b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.cpp
@@ -0,0 +1,161 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "drmeglserverbufferintegration.h"
+#include <QtWaylandClient/qwaylanddisplay.h>
+#include <QDebug>
+#include <QtGui/QOpenGLContext>
+
+#include <EGL/egl.h>
+
+QT_BEGIN_NAMESPACE
+
+DrmServerBuffer::DrmServerBuffer(DrmEglServerBufferIntegration *integration
+                                , int32_t name
+                                , int32_t width
+                                , int32_t height
+                                , int32_t stride
+                                , int32_t format)
+    : m_integration(integration)
+{
+    EGLint attribs[] = {
+        EGL_WIDTH,                      width,
+        EGL_HEIGHT,                     height,
+        EGL_DRM_BUFFER_STRIDE_MESA,     stride /4,
+        EGL_DRM_BUFFER_FORMAT_MESA,     EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
+        EGL_NONE
+    };
+
+    qintptr name_pointer = name;
+    m_image = integration->eglCreateImageKHR(EGL_NO_CONTEXT, EGL_DRM_BUFFER_MESA, (EGLClientBuffer) name_pointer, attribs);
+
+    switch (format) {
+        case QtWayland::qt_drm_egl_server_buffer::format_RGBA32:
+            m_format = QWaylandServerBuffer::RGBA32;
+            break;
+        case QtWayland::qt_drm_egl_server_buffer::format_A8:
+            m_format = QWaylandServerBuffer::A8;
+            break;
+        default:
+            qWarning("DrmServerBuffer: unknown format");
+            m_format = QWaylandServerBuffer::RGBA32;
+            break;
+    }
+}
+
+DrmServerBuffer::~DrmServerBuffer()
+{
+    m_integration->eglDestroyImageKHR(m_image);
+}
+
+GLuint DrmServerBuffer::createTexture()
+{
+    if (!QOpenGLContext::currentContext())
+        qWarning("DrmServerBuffer: creating texture with no current context");
+
+    GLuint texture_id = 0;
+    glGenTextures(1,&texture_id);
+    glBindTexture(GL_TEXTURE_2D, texture_id);
+    m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image);
+
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    return texture_id;
+
+}
+
+void DrmEglServerBufferIntegration::initialize(QWaylandDisplay *display)
+{
+    m_egl_display = eglGetDisplay((EGLNativeDisplayType) display->wl_display());
+    if (EGL_NO_DISPLAY) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not get egl display from wl_display.");
+        return;
+    }
+
+    const char *extensionString = eglQueryString(m_egl_display, EGL_EXTENSIONS);
+    if (!extensionString || !strstr(extensionString, "EGL_KHR_image")) {
+        qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_KHR_image extension.\n");
+        return;
+    }
+    m_egl_create_image = reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR"));
+    m_egl_destroy_image = reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR"));
+    if (!m_egl_create_image || !m_egl_destroy_image) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not resolve eglCreateImageKHR or eglDestroyImageKHR");
+        return;
+    }
+
+    m_gl_egl_image_target_texture = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES"));
+    if (!m_gl_egl_image_target_texture) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not resolve glEGLImageTargetTexture2DOES");
+        return;
+    }
+
+    QtWayland::wl_registry::init(wl_display_get_registry(display->wl_display()));
+}
+
+QWaylandServerBuffer *DrmEglServerBufferIntegration::serverBuffer(struct qt_server_buffer *buffer)
+{
+    return static_cast<QWaylandServerBuffer *>(qt_server_buffer_get_user_data(buffer));
+}
+
+void DrmEglServerBufferIntegration::registry_global(uint32_t name, const QString &interface, uint32_t version)
+{
+    Q_UNUSED(version);
+    if (interface == QStringLiteral("qt_drm_egl_server_buffer")) {
+        struct ::wl_registry *registry = QtWayland::wl_registry::object();
+        QtWayland::qt_drm_egl_server_buffer::init(registry, name);
+    }
+}
+
+void DrmEglServerBufferIntegration::drm_egl_server_buffer_server_buffer_created(struct ::qt_server_buffer *id
+                                                                               , int32_t name
+                                                                               , int32_t width
+                                                                               , int32_t height
+                                                                               , int32_t stride
+                                                                               , int32_t format)
+{
+    DrmServerBuffer *server_buffer = new DrmServerBuffer(this, name, width, height, stride, format);
+    qt_server_buffer_set_user_data(id, server_buffer);
+}
+
+QT_END_NAMESPACE
diff --git a/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h
new file mode 100644
index 000000000..4a039d12b
--- /dev/null
+++ b/src/hardwareintegration/client/drm-egl-server/drmeglserverbufferintegration.h
@@ -0,0 +1,132 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DRMEGLSERVERBUFFERINTEGRATION_H
+#define DRMEGLSERVERBUFFERINTEGRATION_H
+
+#include <QtWaylandClient/private/qwayland-wayland.h>
+#include "qwayland-drm-egl-server-buffer.h"
+#include <QtWaylandClient/qwaylandserverbufferintegration.h>
+
+#include "drmeglserverbufferintegration.h"
+#include <QtWaylandClient/qwaylanddisplay.h>
+#include <QtCore/QTextStream>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#ifndef EGL_KHR_image
+typedef void *EGLImageKHR;
+typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEIMAGEKHRPROC) (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGLImageKHR image);
+#endif
+
+#ifndef GL_OES_EGL_image
+typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class DrmEglServerBufferIntegration;
+
+class DrmServerBuffer : public QWaylandServerBuffer
+{
+public:
+    DrmServerBuffer(DrmEglServerBufferIntegration *integration, int32_t name, int32_t width, int32_t height, int32_t stride, int32_t format);
+    ~DrmServerBuffer();
+    GLuint createTexture() Q_DECL_OVERRIDE;
+private:
+    DrmEglServerBufferIntegration *m_integration;
+    EGLImageKHR m_image;
+    QSize m_size;
+};
+
+class DrmEglServerBufferIntegration
+    : public QWaylandServerBufferIntegration
+    , public QtWayland::wl_registry
+    , public QtWayland::qt_drm_egl_server_buffer
+{
+public:
+    void initialize(QWaylandDisplay *display) Q_DECL_OVERRIDE;
+
+    virtual QWaylandServerBuffer *serverBuffer(struct qt_server_buffer *buffer) Q_DECL_OVERRIDE;
+
+    inline EGLImageKHR eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
+    inline EGLBoolean eglDestroyImageKHR (EGLImageKHR image);
+    inline void glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image);
+protected:
+    void registry_global(uint32_t name, const QString &interface, uint32_t version) Q_DECL_OVERRIDE;
+    void drm_egl_server_buffer_server_buffer_created(struct ::qt_server_buffer *id, int32_t name, int32_t width, int32_t height, int32_t stride, int32_t format) Q_DECL_OVERRIDE;
+private:
+    PFNEGLCREATEIMAGEKHRPROC m_egl_create_image;
+    PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image;
+    PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture;
+    EGLDisplay m_egl_display;
+};
+
+EGLImageKHR DrmEglServerBufferIntegration::eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list)
+{
+    if (!m_egl_create_image) {
+        qWarning("DrmEglServerBufferIntegration: Trying to used unresolved function eglCreateImageKHR");
+        return EGL_NO_IMAGE_KHR;
+    }
+    return m_egl_create_image(m_egl_display, ctx, target, buffer,attrib_list);
+}
+
+EGLBoolean DrmEglServerBufferIntegration::eglDestroyImageKHR (EGLImageKHR image)
+{
+    if (!m_egl_destroy_image) {
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglDestroyImageKHR");
+        return false;
+    }
+    return m_egl_destroy_image(m_egl_display, image);
+}
+
+void DrmEglServerBufferIntegration::glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image)
+{
+    if (!m_gl_egl_image_target_texture) {
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function glEGLImageTargetRenderbufferStorageOES");
+        return;
+    }
+    m_gl_egl_image_target_texture(target,image);
+}
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri b/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri
new file mode 100644
index 000000000..cd2e24719
--- /dev/null
+++ b/src/hardwareintegration/compositor/drm-egl-server/drm-egl-server.pri
@@ -0,0 +1,18 @@
+INCLUDEPATH += $$PWD
+
+contains(QT_CONFIG, no-pkg-config) {
+    LIBS += -lwayland-server -lEGL
+} else {
+    CONFIG += link_pkgconfig
+    PKGCONFIG += wayland-server egl
+}
+
+SOURCES += \
+    $$PWD/drmeglserverbufferintegration.cpp
+
+
+HEADERS += \
+    $$PWD/drmeglserverbufferintegration.h
+
+CONFIG += wayland-scanner
+WAYLANDSERVERSOURCES += $$PWD/../../../extensions/drm-egl-server-buffer.xml
diff --git a/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp
new file mode 100644
index 000000000..a38bf95f7
--- /dev/null
+++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.cpp
@@ -0,0 +1,171 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Compositor.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "drmeglserverbufferintegration.h"
+
+#include <QtGui/QOpenGLContext>
+
+QT_BEGIN_NAMESPACE
+
+DrmEglServerBuffer::DrmEglServerBuffer(DrmEglServerBufferIntegration *integration, const QSize &size, QWaylandServerBuffer::Format format)
+    : QWaylandServerBuffer(size,format)
+    , m_integration(integration)
+{
+    m_format = RGBA32;
+
+    switch (m_format) {
+        case RGBA32:
+            m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32;
+            break;
+        case A8:
+            m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_A8;
+            break;
+        default:
+            qWarning("DrmEglServerBuffer: invalid format");
+            m_drm_format = QtWaylandServer::qt_drm_egl_server_buffer::format_RGBA32;
+            break;
+    }
+    EGLint imageAttribs[] = {
+        EGL_WIDTH, m_size.width(),
+        EGL_HEIGHT, m_size.height(),
+        EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
+        EGL_DRM_BUFFER_USE_MESA, EGL_DRM_BUFFER_USE_SHARE_MESA,
+        EGL_NONE
+    };
+
+    m_image = m_integration->eglCreateDRMImageMESA(imageAttribs);
+
+    EGLint handle;
+    if (!m_integration->eglExportDRMImageMESA(m_image, &m_name, &handle, &m_stride)) {
+        qWarning("DrmEglServerBuffer: Failed to export egl image");
+    }
+
+}
+
+struct ::wl_resource *DrmEglServerBuffer::resourceForClient(struct ::wl_client *client)
+{
+    QMultiMap<struct ::wl_client *, Resource *>::iterator it = resourceMap().find(client);
+    if (it == resourceMap().end()) {
+        QMultiMap<struct ::wl_client *, QtWaylandServer::qt_drm_egl_server_buffer::Resource *>::iterator drm_egl_it = m_integration->resourceMap().find(client);
+        if (drm_egl_it == m_integration->resourceMap().end()) {
+            qWarning("DrmEglServerBuffer::resourceForClient: Trying to get resource for ServerBuffer. But client is not bound to the drm_egl interface");
+            return 0;
+        }
+        struct ::wl_resource *drm_egl_resource = (*drm_egl_it)->handle;
+        Resource *resource = add(client);
+        m_integration->send_server_buffer_created(drm_egl_resource, resource->handle, m_name, m_size.width(), m_size.height(), m_stride, m_drm_format);
+        return resource->handle;
+    }
+    return (*it)->handle;
+}
+
+GLuint DrmEglServerBuffer::createTexture()
+{
+    if (!QOpenGLContext::currentContext()) {
+        qWarning("DrmEglServerBuffer: No current context when creating buffer. Texture loading will fail");
+        return 0;
+    }
+
+    GLuint  texture;
+    glGenTextures(1, &texture);
+    glBindTexture(GL_TEXTURE_2D, texture);
+    m_integration->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, m_image);
+
+    return texture;
+}
+
+DrmEglServerBufferIntegration::DrmEglServerBufferIntegration()
+{
+}
+
+DrmEglServerBufferIntegration::~DrmEglServerBufferIntegration()
+{
+}
+
+void DrmEglServerBufferIntegration::initializeHardware(QWaylandCompositor *compositor)
+{
+    QWindow *window = compositor->window();
+    Q_ASSERT(QGuiApplication::platformNativeInterface());
+
+    m_egl_display = static_cast<EGLDisplay>(QGuiApplication::platformNativeInterface()->nativeResourceForWindow("egldisplay", window));
+    if (!m_egl_display) {
+        qWarning("Cant initialize drm egl server buffer integration. Missing egl display from platformplugin");
+        return;
+    }
+
+    const char *extensionString = eglQueryString(m_egl_display, EGL_EXTENSIONS);
+    if (!extensionString || !strstr(extensionString, "EGL_KHR_image")) {
+        qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_KHR_image extension.\n");
+        return;
+    }
+    m_egl_create_image = reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR"));
+    m_egl_destroy_image = reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR"));
+    if (!m_egl_create_image || !m_egl_destroy_image) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not resolve eglCreateImageKHR or eglDestroyImageKHR");
+        return;
+    }
+
+    if (!extensionString || !strstr(extensionString, "EGL_MESA_drm_image")) {
+        qWarning("Failed to initialize drm egl server buffer integration. There is no EGL_MESA_drm_image extension.\n");
+        return;
+    }
+
+    m_egl_create_drm_image = reinterpret_cast<PFNEGLCREATEDRMIMAGEMESAPROC>(eglGetProcAddress("eglCreateDRMImageMESA"));
+    m_egl_export_drm_image = reinterpret_cast<PFNEGLEXPORTDRMIMAGEMESAPROC>(eglGetProcAddress("eglExportDRMImageMESA"));
+    if (!m_egl_create_drm_image || !m_egl_export_drm_image) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not find eglCreateDRMImageMESA or eglExportDRMImageMESA.\n");
+        return;
+    }
+
+    m_gl_egl_image_target_texture_2d = reinterpret_cast<PFNGLEGLIMAGETARGETTEXTURE2DOESPROC>(eglGetProcAddress("glEGLImageTargetTexture2DOES"));
+    if (!m_gl_egl_image_target_texture_2d) {
+        qWarning("Failed to initialize drm egl server buffer integration. Could not find glEGLImageTargetTexture2DOES.\n");
+        return;
+    }
+
+    QtWaylandServer::qt_drm_egl_server_buffer::init(compositor->waylandDisplay());
+}
+
+QWaylandServerBuffer *DrmEglServerBufferIntegration::createServerBuffer(const QSize &size, QWaylandServerBuffer::Format format)
+{
+    return new DrmEglServerBuffer(this, size, format);
+}
+
+QT_END_NAMESPACE
diff --git a/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h
new file mode 100644
index 000000000..0ccb76580
--- /dev/null
+++ b/src/hardwareintegration/compositor/drm-egl-server/drmeglserverbufferintegration.h
@@ -0,0 +1,171 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Compositor.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+**     of its contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef DRMEGLSERVERBUFFERINTEGRATION_H
+#define DRMEGLSERVERBUFFERINTEGRATION_H
+
+#include <QtCompositor/qwaylandserverbufferintegration.h>
+
+#include "qwayland-server-drm-egl-server-buffer.h"
+
+#include <QtGui/QWindow>
+#include <QtGui/qpa/qplatformnativeinterface.h>
+#include <QtGui/QGuiApplication>
+
+#include <QtCompositor/qwaylandcompositor.h>
+#include <QtCompositor/private/qwayland-server-server-buffer-extension.h>
+
+#include <QtCore/QDebug>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+#ifndef EGL_KHR_image
+typedef void *EGLImageKHR;
+typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEIMAGEKHRPROC) (EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLDESTROYIMAGEKHRPROC) (EGLDisplay dpy, EGLImageKHR image);
+#endif
+
+#ifndef GL_OES_EGL_image
+typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
+#endif
+#ifndef EGL_MESA_drm_image
+typedef EGLImageKHR (EGLAPIENTRYP PFNEGLCREATEDRMIMAGEMESAPROC) (EGLDisplay dpy, const EGLint *attrib_list);
+typedef EGLBoolean (EGLAPIENTRYP PFNEGLEXPORTDRMIMAGEMESAPROC) (EGLDisplay dpy, EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class DrmEglServerBufferIntegration;
+
+class DrmEglServerBuffer : public QWaylandServerBuffer, public QtWaylandServer::qt_server_buffer
+{
+public:
+    DrmEglServerBuffer(DrmEglServerBufferIntegration *integration, const QSize &size, QWaylandServerBuffer::Format format);
+
+    struct ::wl_resource *resourceForClient(struct ::wl_client *) Q_DECL_OVERRIDE;
+    GLuint createTexture() Q_DECL_OVERRIDE;
+
+private:
+    DrmEglServerBufferIntegration *m_integration;
+
+    EGLImageKHR m_image;
+
+    int32_t m_name;
+    int32_t m_stride;
+    QtWaylandServer::qt_drm_egl_server_buffer::format m_drm_format;
+};
+
+class DrmEglServerBufferIntegration :
+    public QWaylandServerBufferIntegration,
+    public QtWaylandServer::qt_drm_egl_server_buffer
+{
+public:
+    DrmEglServerBufferIntegration();
+    ~DrmEglServerBufferIntegration();
+
+    void initializeHardware(QWaylandCompositor *);
+
+    QWaylandServerBuffer *createServerBuffer(const QSize &size, QWaylandServerBuffer::Format format) Q_DECL_OVERRIDE;
+
+    EGLDisplay display() const { return m_egl_display; }
+
+    inline EGLImageKHR eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);
+    inline EGLBoolean eglDestroyImageKHR (EGLImageKHR image);
+    inline EGLImageKHR eglCreateDRMImageMESA (const EGLint *attrib_list);
+    inline EGLBoolean eglExportDRMImageMESA (EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride);
+    inline void glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image);
+
+private:
+    EGLDisplay m_egl_display;
+    PFNEGLCREATEDRMIMAGEMESAPROC m_egl_create_drm_image;
+    PFNEGLEXPORTDRMIMAGEMESAPROC m_egl_export_drm_image;
+    PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_gl_egl_image_target_texture_2d;
+
+    PFNEGLCREATEIMAGEKHRPROC m_egl_create_image;
+    PFNEGLDESTROYIMAGEKHRPROC m_egl_destroy_image;
+};
+
+EGLImageKHR DrmEglServerBufferIntegration::eglCreateImageKHR(EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list)
+{
+    if (!m_egl_create_image) {
+        qWarning("DrmEglServerBufferIntegration: Trying to used unresolved function eglCreateImageKHR");
+        return EGL_NO_IMAGE_KHR;
+    }
+    return m_egl_create_image(m_egl_display, ctx, target, buffer,attrib_list);
+}
+
+EGLBoolean DrmEglServerBufferIntegration::eglDestroyImageKHR (EGLImageKHR image)
+{
+    if (!m_egl_destroy_image) {
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglDestroyImageKHR");
+        return false;
+    }
+    return m_egl_destroy_image(m_egl_display, image);
+}
+
+EGLImageKHR DrmEglServerBufferIntegration::eglCreateDRMImageMESA (const EGLint *attrib_list)
+{
+    if (m_egl_create_drm_image)
+        return m_egl_create_drm_image(m_egl_display, attrib_list);
+    else
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglCreateDRMImageMESA");
+    return EGL_NO_IMAGE_KHR;
+
+}
+
+EGLBoolean DrmEglServerBufferIntegration::eglExportDRMImageMESA (EGLImageKHR image, EGLint *name, EGLint *handle, EGLint *stride)
+{
+    if (m_egl_export_drm_image)
+        return m_egl_export_drm_image(m_egl_display, image, name, handle, stride);
+    else
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function eglExportDRMImageMESA");
+    return 0;
+}
+
+void DrmEglServerBufferIntegration::glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image)
+{
+    if (m_gl_egl_image_target_texture_2d)
+        return m_gl_egl_image_target_texture_2d(target, image);
+    else
+        qWarning("DrmEglServerBufferIntegration: Trying to use unresolved function glEGLImageTargetTexture2DOES");
+}
+QT_END_NAMESPACE
+
+#endif