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39
40#include "qeglfskmsegldevice.h"
41#include "qeglfskmsegldevicescreen.h"
42#include "qeglfskmsegldeviceintegration.h"
43#include "private/qeglfsintegration_p.h"
44#include "private/qeglfscursor_p.h"
45
46#include <QtCore/private/qcore_unix_p.h>
47
48QT_BEGIN_NAMESPACE
49
50QEglFSKmsEglDevice::QEglFSKmsEglDevice(QEglFSKmsEglDeviceIntegration *devInt, QKmsScreenConfig *screenConfig, const QString &path)
51 : QEglFSKmsDevice(screenConfig, path),
52 m_devInt(devInt),
53 m_globalCursor(nullptr)
54{
55}
56
57bool QEglFSKmsEglDevice::open()
58{
59 Q_ASSERT(fd() == -1);
60
61 int fd = -1;
62
63 if (devicePath().compare(s: "drm-nvdc") == 0)
64 fd = drmOpen(name: devicePath().toLocal8Bit().constData(), busid: nullptr);
65 else
66 fd = qt_safe_open(pathname: devicePath().toLocal8Bit().constData(), O_RDWR);
67 if (Q_UNLIKELY(fd < 0))
68 qFatal(msg: "Could not open DRM (NV) device");
69
70 setFd(fd);
71
72 return true;
73}
74
75void QEglFSKmsEglDevice::close()
76{
77 // Note: screens are gone at this stage.
78
79 if (drmClose(fd: fd()) == -1)
80 qErrnoWarning(msg: "Could not close DRM (NV) device");
81
82 setFd(-1);
83}
84
85void *QEglFSKmsEglDevice::nativeDisplay() const
86{
87 return m_devInt->eglDevice();
88}
89
90QPlatformScreen *QEglFSKmsEglDevice::createScreen(const QKmsOutput &output)
91{
92 QEglFSKmsScreen *screen = new QEglFSKmsEglDeviceScreen(this, output);
93#if QT_CONFIG(opengl)
94 if (!m_globalCursor && !screenConfig()->separateScreens()) {
95 qCDebug(qLcEglfsKmsDebug, "Creating new global mouse cursor");
96 m_globalCursor = new QEglFSCursor(screen);
97 }
98#endif
99 return screen;
100}
101
102void QEglFSKmsEglDevice::destroyGlobalCursor()
103{
104 if (m_globalCursor) {
105 qCDebug(qLcEglfsKmsDebug, "Destroying global mouse cursor");
106 delete m_globalCursor;
107 m_globalCursor = nullptr;
108 }
109}
110
111QT_END_NAMESPACE
112

source code of qtbase/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevice.cpp