diff options
Diffstat (limited to 'src/platformsupport/kmsconvenience/qkmsdevice_p.h')
| -rw-r--r-- | src/platformsupport/kmsconvenience/qkmsdevice_p.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/src/platformsupport/kmsconvenience/qkmsdevice_p.h b/src/platformsupport/kmsconvenience/qkmsdevice_p.h new file mode 100644 index 0000000000..35a51c18b1 --- /dev/null +++ b/src/platformsupport/kmsconvenience/qkmsdevice_p.h @@ -0,0 +1,170 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2016 Pelagicore AG +** Copyright (C) 2015 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com> +** 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 QKMSDEVICE_P_H +#define QKMSDEVICE_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <qpa/qplatformscreen.h> +#include <QtCore/QMap> +#include <QtCore/QVariant> + +#include <xf86drm.h> +#include <xf86drmMode.h> + +QT_BEGIN_NAMESPACE + +class QKmsDevice; + +class QKmsScreenConfig +{ +public: + enum VirtualDesktopLayout { + VirtualDesktopLayoutHorizontal, + VirtualDesktopLayoutVertical + }; + + QKmsScreenConfig(); + + QString devicePath() const { return m_devicePath; } + + bool hwCursor() const { return m_hwCursor; } + bool separateScreens() const { return m_separateScreens; } + bool supportsPBuffers() const { return m_pbuffers; } + VirtualDesktopLayout virtualDesktopLayout() const { return m_virtualDesktopLayout; } + + QMap<QString, QVariantMap> outputSettings() const { return m_outputSettings; } + +private: + void loadConfig(); + + QString m_devicePath; + bool m_hwCursor; + bool m_separateScreens; + bool m_pbuffers; + VirtualDesktopLayout m_virtualDesktopLayout; + QMap<QString, QVariantMap> m_outputSettings; +}; + +struct QKmsOutput +{ + QString name; + uint32_t connector_id; + uint32_t crtc_id; + QSizeF physical_size; + int mode; // index of selected mode in list below + bool mode_set; + drmModeCrtcPtr saved_crtc; + QList<drmModeModeInfo> modes; + int subpixel; + drmModePropertyPtr dpms_prop; + bool wants_plane; + uint32_t plane_id; + bool plane_set; + + void restoreMode(QKmsDevice *device); + void cleanup(QKmsDevice *device); + QPlatformScreen::SubpixelAntialiasingType subpixelAntialiasingTypeHint() const; + void setPowerState(QKmsDevice *device, QPlatformScreen::PowerState state); +}; + +class QKmsDevice +{ +public: + struct VirtualDesktopInfo { + VirtualDesktopInfo() : virtualIndex(0), isPrimary(false) { } + int virtualIndex; + QPoint virtualPos; + bool isPrimary; + }; + + QKmsDevice(QKmsScreenConfig *screenConfig, const QString &path = QString()); + virtual ~QKmsDevice(); + + virtual bool open() = 0; + virtual void close() = 0; + virtual void *nativeDisplay() const = 0; + + void createScreens(); + + int fd() const; + QString devicePath() const; + + QKmsScreenConfig *screenConfig() const; + +protected: + virtual QPlatformScreen *createScreen(const QKmsOutput &output) = 0; + virtual void registerScreen(QPlatformScreen *screen, + bool isPrimary, + const QPoint &virtualPos, + const QList<QPlatformScreen *> &virtualSiblings) = 0; + + void setFd(int fd); + int crtcForConnector(drmModeResPtr resources, drmModeConnectorPtr connector); + QPlatformScreen *createScreenForConnector(drmModeResPtr resources, + drmModeConnectorPtr connector, + VirtualDesktopInfo *vinfo); + drmModePropertyPtr connectorProperty(drmModeConnectorPtr connector, const QByteArray &name); + + QKmsScreenConfig *m_screenConfig; + QString m_path; + int m_dri_fd; + + quint32 m_crtc_allocator; + quint32 m_connector_allocator; + +private: + Q_DISABLE_COPY(QKmsDevice) +}; + +QT_END_NAMESPACE + +#endif |