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// Copyright (C) 2015 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
// Copyright (C) 2016 The Qt Company Ltd.
// Copyright (C) 2016 Pelagicore AG
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qeglfskmsintegration_p.h"
#include "qeglfskmsscreen_p.h"
#include <QtKmsSupport/private/qkmsdevice_p.h>
#include <QtGui/qpa/qplatformwindow.h>
#include <QtGui/QScreen>
#include <xf86drm.h>
#include <xf86drmMode.h>
QT_BEGIN_NAMESPACE
Q_LOGGING_CATEGORY(qLcEglfsKmsDebug, "qt.qpa.eglfs.kms")
QEglFSKmsIntegration::QEglFSKmsIntegration()
: m_device(nullptr)
{
}
QEglFSKmsIntegration::~QEglFSKmsIntegration()
{
}
void QEglFSKmsIntegration::platformInit()
{
qCDebug(qLcEglfsKmsDebug, "platformInit: Load Screen Config");
m_screenConfig = createScreenConfig();
qCDebug(qLcEglfsKmsDebug, "platformInit: Opening DRM device");
m_device = createDevice();
if (Q_UNLIKELY(!m_device->open()))
qFatal("Could not open DRM device");
}
void QEglFSKmsIntegration::platformDestroy()
{
qCDebug(qLcEglfsKmsDebug, "platformDestroy: Closing DRM device");
m_device->close();
delete m_device;
m_device = nullptr;
delete m_screenConfig;
m_screenConfig = nullptr;
}
EGLNativeDisplayType QEglFSKmsIntegration::platformDisplay() const
{
Q_ASSERT(m_device);
return (EGLNativeDisplayType) m_device->nativeDisplay();
}
bool QEglFSKmsIntegration::usesDefaultScreen()
{
return false;
}
void QEglFSKmsIntegration::screenInit()
{
m_device->createScreens();
}
QSurfaceFormat QEglFSKmsIntegration::surfaceFormatFor(const QSurfaceFormat &inputFormat) const
{
QSurfaceFormat format(inputFormat);
format.setRenderableType(QSurfaceFormat::OpenGLES);
format.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
format.setRedBufferSize(8);
format.setGreenBufferSize(8);
format.setBlueBufferSize(8);
return format;
}
bool QEglFSKmsIntegration::hasCapability(QPlatformIntegration::Capability cap) const
{
switch (cap) {
case QPlatformIntegration::ThreadedPixmaps:
case QPlatformIntegration::OpenGL:
case QPlatformIntegration::ThreadedOpenGL:
return true;
default:
return false;
}
}
void QEglFSKmsIntegration::waitForVSync(QPlatformSurface *surface) const
{
QWindow *window = static_cast<QWindow *>(surface->surface());
QEglFSKmsScreen *screen = static_cast<QEglFSKmsScreen *>(window->screen()->handle());
screen->waitForFlip();
}
bool QEglFSKmsIntegration::supportsPBuffers() const
{
return m_screenConfig->supportsPBuffers();
}
void *QEglFSKmsIntegration::nativeResourceForIntegration(const QByteArray &name)
{
if (name == QByteArrayLiteral("dri_fd") && m_device)
return (void *) (qintptr) m_device->fd();
#if QT_CONFIG(drm_atomic)
if (name == QByteArrayLiteral("dri_atomic_request") && m_device)
return (void *) (qintptr) m_device->threadLocalAtomicRequest();
#endif
return nullptr;
}
void *QEglFSKmsIntegration::nativeResourceForScreen(const QByteArray &resource, QScreen *screen)
{
QEglFSKmsScreen *s = static_cast<QEglFSKmsScreen *>(screen->handle());
if (s) {
if (resource == QByteArrayLiteral("dri_crtcid"))
return (void *) (qintptr) s->output().crtc_id;
if (resource == QByteArrayLiteral("dri_connectorid"))
return (void *) (qintptr) s->output().connector_id;
}
return nullptr;
}
QKmsDevice *QEglFSKmsIntegration::device() const
{
return m_device;
}
QKmsScreenConfig *QEglFSKmsIntegration::screenConfig() const
{
return m_screenConfig;
}
QKmsScreenConfig *QEglFSKmsIntegration::createScreenConfig()
{
QKmsScreenConfig *screenConfig = new QKmsScreenConfig;
screenConfig->loadConfig();
return screenConfig;
}
QT_END_NAMESPACE
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