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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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Classes | Public Member Functions | Protected Types | Protected Member Functions | Protected Attributes | List of all members
QKmsDevice Class Referenceabstract

#include <qkmsdevice_p.h>

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Classes

struct  ScreenInfo
 

Public Member Functions

 QKmsDevice (QKmsScreenConfig *screenConfig, const QString &path=QString())
 
virtual ~QKmsDevice ()
 
virtual bool open ()=0
 
virtual void close ()=0
 
virtual void * nativeDisplay () const =0
 
bool hasAtomicSupport ()
 
void createScreens ()
 
int fd () const
 
QString devicePath () const
 
QKmsScreenConfig * screenConfig () const
 

Protected Types

typedef std::function< void(drmModePropertyPtr, quint64)> PropCallback
 

Protected Member Functions

virtual QPlatformScreen * createScreen (const QKmsOutput &output)=0
 
virtual QPlatformScreen * createHeadlessScreen ()
 
virtual void registerScreenCloning (QPlatformScreen *screen, QPlatformScreen *screenThisScreenClones, const QList< QPlatformScreen * > &screensCloningThisScreen)
 
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, ScreenInfo *vinfo)
 
drmModePropertyPtr connectorProperty (drmModeConnectorPtr connector, const QByteArray &name)
 
drmModePropertyBlobPtr connectorPropertyBlob (drmModeConnectorPtr connector, const QByteArray &name)
 
void enumerateProperties (drmModeObjectPropertiesPtr objProps, PropCallback callback)
 
void discoverPlanes ()
 
void parseConnectorProperties (uint32_t connectorId, QKmsOutput *output)
 
void parseCrtcProperties (uint32_t crtcId, QKmsOutput *output)
 

Protected Attributes

QKmsScreenConfig * m_screenConfig
 
QString m_path
 
int m_dri_fd
 
bool m_has_atomic_support
 
quint32 m_crtc_allocator
 
QList< QKmsPlane > m_planes
 

Detailed Description

Definition at line 189 of file qkmsdevice_p.h.

Member Typedef Documentation

◆ PropCallback

typedef std::function<void(drmModePropertyPtr, quint64)> QKmsDevice::PropCallback
protected

Definition at line 238 of file qkmsdevice_p.h.

Constructor & Destructor Documentation

◆ QKmsDevice()

QKmsDevice::QKmsDevice ( QKmsScreenConfig * screenConfig,
const QString & path = QString() )

Definition at line 545 of file qkmsdevice.cpp.

References QKmsScreenConfig::devicePath(), QString::isEmpty(), m_path, m_screenConfig, qCDebug, qFatal, and qPrintable.

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◆ ~QKmsDevice()

QKmsDevice::~QKmsDevice ( )
virtual

Definition at line 562 of file qkmsdevice.cpp.

Member Function Documentation

◆ close()

virtual void QKmsDevice::close ( )
pure virtual

Implemented in QEglFSKmsGbmDevice, QEglFSKmsEglDevice, QEglFSKmsVsp2Device, and QLinuxFbDevice.

Referenced by QEglFSKmsIntegration::platformDestroy().

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◆ connectorProperty()

drmModePropertyPtr QKmsDevice::connectorProperty ( drmModeConnectorPtr connector,
const QByteArray & name )
protected

Definition at line 512 of file qkmsdevice.cpp.

References i, and m_dri_fd.

Referenced by createScreenForConnector().

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◆ connectorPropertyBlob()

drmModePropertyBlobPtr QKmsDevice::connectorPropertyBlob ( drmModeConnectorPtr connector,
const QByteArray & name )
protected

Definition at line 528 of file qkmsdevice.cpp.

References i, and m_dri_fd.

Referenced by createScreenForConnector().

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◆ createHeadlessScreen()

QPlatformScreen * QKmsDevice::createHeadlessScreen ( )
protectedvirtual

Reimplemented in QEglFSKmsGbmDevice, and QEglFSKmsVsp2Device.

Definition at line 736 of file qkmsdevice.cpp.

Referenced by createScreens().

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◆ createScreen()

virtual QPlatformScreen * QKmsDevice::createScreen ( const QKmsOutput & output)
protectedpure virtual

Implemented in QEglFSKmsGbmDevice, QEglFSKmsEglDevice, QEglFSKmsVsp2Device, and QLinuxFbDevice.

Referenced by createScreenForConnector().

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◆ createScreenForConnector()

QPlatformScreen * QKmsDevice::createScreenForConnector ( drmModeResPtr resources,
drmModeConnectorPtr connector,
ScreenInfo * vinfo )
protected

Definition at line 154 of file qkmsdevice.cpp.

References assignPlane(), connectorProperty(), connectorPropertyBlob(), createScreen(), crtcForConnector(), Qt::dec(), DRM_FORMAT_ABGR8888, DRM_FORMAT_RGB565, QString::fromUtf8(), hasAtomicSupport(), Qt::hex(), i, QKmsDevice::ScreenInfo::isPrimary, m_crtc_allocator, m_dri_fd, m_planes, m_screenConfig, nameForConnector(), QString::number(), ok, QKmsDevice::ScreenInfo::output, output, OutputConfigCurrent, OutputConfigMode, OutputConfigModeline, OutputConfigOff, OutputConfigPreferred, OutputConfigSkip, QKmsScreenConfig::outputSettings(), parseConnectorProperties(), parseCrtcProperties(), parseModeline(), QKmsPlane::PrimaryPlane, Q_ASSERT, QByteArrayLiteral, qCDebug, qEnvironmentVariable(), qEnvironmentVariableIntValue(), qEnvironmentVariableIsSet(), qPrintable, QStringLiteral, qWarning, QByteArray::split(), toBool(), toInt(), QByteArray::toLower(), QMap< Key, T >::value(), QKmsDevice::ScreenInfo::virtualIndex, and QKmsDevice::ScreenInfo::virtualPos.

Referenced by createScreens().

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◆ createScreens()

void QKmsDevice::createScreens ( )

Definition at line 594 of file qkmsdevice.cpp.

References createHeadlessScreen(), createScreenForConnector(), discoverPlanes(), DRM_CLIENT_CAP_ATOMIC, DRM_CLIENT_CAP_UNIVERSAL_PLANES, QKmsScreenConfig::headless(), i, m_dri_fd, m_has_atomic_support, m_screenConfig, ok, orderedScreenLessThan(), pos, qCDebug, qEnvironmentVariableIntValue(), qErrnoWarning(), qWarning, registerScreen(), registerScreenCloning(), QPoint::ry(), QPlatformScreen::screen(), screen, QKmsScreenConfig::separateScreens(), QKmsScreenConfig::virtualDesktopLayout(), and QKmsScreenConfig::VirtualDesktopLayoutVertical.

Referenced by QLinuxFbDrmScreen::initialize(), and QEglFSKmsIntegration::screenInit().

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◆ crtcForConnector()

int QKmsDevice::crtcForConnector ( drmModeResPtr resources,
drmModeConnectorPtr connector )
protected

Definition at line 33 of file qkmsdevice.cpp.

References i, j, m_crtc_allocator, m_dri_fd, and qWarning.

Referenced by createScreenForConnector().

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◆ devicePath()

QString QKmsDevice::devicePath ( ) const

Definition at line 889 of file qkmsdevice.cpp.

References m_path.

Referenced by QEglFSKmsGbmDevice::open(), QEglFSKmsEglDevice::open(), QEglFSKmsVsp2Device::open(), and QLinuxFbDevice::open().

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◆ discoverPlanes()

void QKmsDevice::discoverPlanes ( )
protected

Definition at line 798 of file qkmsdevice.cpp.

References QList< T >::append(), QString::asprintf(), QKmsPlane::availableRotations, QKmsPlane::blendOpPropertyId, QList< T >::clear(), QKmsPlane::crtcheightPropertyId, QKmsPlane::crtcPropertyId, QKmsPlane::crtcwidthPropertyId, QKmsPlane::crtcXPropertyId, QKmsPlane::crtcYPropertyId, enumerateProperties(), QKmsPlane::framebufferPropertyId, i, QKmsPlane::id, if(), m_dri_fd, m_planes, QKmsPlane::possibleCrtcs, propTypeIs(), qCDebug, qPrintable, QKmsPlane::rotationPropertyId, QKmsPlane::srcheightPropertyId, QKmsPlane::srcwidthPropertyId, QKmsPlane::srcXPropertyId, QKmsPlane::srcYPropertyId, QKmsPlane::supportedFormats, and QKmsPlane::zposPropertyId.

Referenced by createScreens().

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◆ enumerateProperties()

void QKmsDevice::enumerateProperties ( drmModeObjectPropertiesPtr objProps,
PropCallback callback )
protected

Definition at line 760 of file qkmsdevice.cpp.

References DRM_MODE_PROP_OBJECT, DRM_MODE_PROP_SIGNED_RANGE, i, m_dri_fd, propTypeIs(), and qCDebug.

Referenced by discoverPlanes(), parseConnectorProperties(), and parseCrtcProperties().

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◆ fd()

int QKmsDevice::fd ( ) const

Definition at line 884 of file qkmsdevice.cpp.

References m_dri_fd.

Referenced by QEglFSKmsEglDeviceScreen::~QEglFSKmsEglDeviceScreen(), QEglFSKmsVsp2Screen::blendAndFlipDrm(), QEglFSKmsGbmDevice::close(), QEglFSKmsEglDevice::close(), QEglFSKmsVsp2Device::close(), QLinuxFbDevice::close(), QEglFSKmsEventReader::create(), QEglFSKmsEglDeviceIntegration::createDisplay(), QEglFSKmsGbmScreen::ensureModeSet(), QEglFSKmsGbmScreen::flip(), QEglFSKmsIntegration::nativeResourceForIntegration(), QEglFSKmsGbmDevice::open(), QEglFSKmsEglDevice::open(), QEglFSKmsVsp2Device::open(), setFd(), QLinuxFbDevice::setMode(), QLinuxFbDevice::swapBuffers(), and QEglFSKmsEglDeviceScreen::waitForFlip().

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◆ hasAtomicSupport()

bool QKmsDevice::hasAtomicSupport ( )

Definition at line 900 of file qkmsdevice.cpp.

References m_has_atomic_support.

Referenced by createScreenForConnector().

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◆ nativeDisplay()

virtual void * QKmsDevice::nativeDisplay ( ) const
pure virtual

Implemented in QEglFSKmsGbmDevice, QEglFSKmsEglDevice, QEglFSKmsVsp2Device, and QLinuxFbDevice.

Referenced by QEglFSKmsIntegration::platformDisplay().

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◆ open()

virtual bool QKmsDevice::open ( )
pure virtual

Implemented in QEglFSKmsGbmDevice, QEglFSKmsEglDevice, QEglFSKmsVsp2Device, and QLinuxFbDevice.

Referenced by QEglFSKmsIntegration::platformInit().

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◆ parseConnectorProperties()

void QKmsDevice::parseConnectorProperties ( uint32_t connectorId,
QKmsOutput * output )
protected

Definition at line 955 of file qkmsdevice.cpp.

References enumerateProperties(), m_dri_fd, output, Q_UNUSED, and qCDebug.

Referenced by createScreenForConnector().

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◆ parseCrtcProperties()

void QKmsDevice::parseCrtcProperties ( uint32_t crtcId,
QKmsOutput * output )
protected

Definition at line 972 of file qkmsdevice.cpp.

References enumerateProperties(), m_dri_fd, output, Q_UNUSED, and qCDebug.

Referenced by createScreenForConnector().

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◆ registerScreen()

virtual void QKmsDevice::registerScreen ( QPlatformScreen * screen,
bool isPrimary,
const QPoint & virtualPos,
const QList< QPlatformScreen * > & virtualSiblings )
protectedpure virtual

Implemented in QEglFSKmsGbmDevice, QEglFSKmsDevice, and QLinuxFbDevice.

Referenced by createScreens().

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◆ registerScreenCloning()

void QKmsDevice::registerScreenCloning ( QPlatformScreen * screen,
QPlatformScreen * screenThisScreenClones,
const QList< QPlatformScreen * > & screensCloningThisScreen )
protectedvirtual

Reimplemented in QEglFSKmsGbmDevice, and QEglFSKmsVsp2Device.

Definition at line 743 of file qkmsdevice.cpp.

References Q_UNUSED, and screen.

Referenced by createScreens().

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◆ screenConfig()

QKmsScreenConfig * QKmsDevice::screenConfig ( ) const

Definition at line 991 of file qkmsdevice.cpp.

References m_screenConfig.

Referenced by QEglFSKmsGbmDevice::createGlobalCursor(), QEglFSKmsEglDevice::createScreen(), QEglFSKmsGbmScreen::cursor(), QEglFSKmsEglDeviceScreen::cursor(), QEglFSKmsScreen::rawGeometry(), and QEglFSKmsGbmDevice::registerScreen().

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◆ setFd()

void QKmsDevice::setFd ( int fd)
protected

Definition at line 894 of file qkmsdevice.cpp.

References fd(), and m_dri_fd.

Referenced by QEglFSKmsGbmDevice::close(), QEglFSKmsEglDevice::close(), QEglFSKmsVsp2Device::close(), QLinuxFbDevice::close(), QEglFSKmsGbmDevice::open(), QEglFSKmsEglDevice::open(), QEglFSKmsVsp2Device::open(), and QLinuxFbDevice::open().

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Member Data Documentation

◆ m_crtc_allocator

quint32 QKmsDevice::m_crtc_allocator
protected

Definition at line 257 of file qkmsdevice_p.h.

Referenced by createScreenForConnector(), and crtcForConnector().

◆ m_dri_fd

int QKmsDevice::m_dri_fd
protected

Definition at line 246 of file qkmsdevice_p.h.

Referenced by connectorProperty(), connectorPropertyBlob(), createScreenForConnector(), createScreens(), crtcForConnector(), discoverPlanes(), enumerateProperties(), fd(), parseConnectorProperties(), parseCrtcProperties(), and setFd().

◆ m_has_atomic_support

bool QKmsDevice::m_has_atomic_support
protected

Definition at line 248 of file qkmsdevice_p.h.

Referenced by createScreens(), and hasAtomicSupport().

◆ m_path

QString QKmsDevice::m_path
protected

Definition at line 245 of file qkmsdevice_p.h.

Referenced by QKmsDevice(), and devicePath().

◆ m_planes

QList<QKmsPlane> QKmsDevice::m_planes
protected

Definition at line 259 of file qkmsdevice_p.h.

Referenced by createScreenForConnector(), and discoverPlanes().

◆ m_screenConfig

QKmsScreenConfig* QKmsDevice::m_screenConfig
protected

Definition at line 244 of file qkmsdevice_p.h.

Referenced by QKmsDevice(), createScreenForConnector(), createScreens(), and screenConfig().

The documentation for this class was generated from the following files: