diff options
Diffstat (limited to 'src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevicescreen.cpp')
-rw-r--r-- | src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevicescreen.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevicescreen.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevicescreen.cpp new file mode 100644 index 0000000000..da1b577801 --- /dev/null +++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms_egldevice/qeglfskmsegldevicescreen.cpp @@ -0,0 +1,78 @@ +/**************************************************************************** +** +** Copyright (C) 2016 Pelagicore AG +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qeglfskmsegldevicescreen.h" +#include "qeglfskmsegldevice.h" + +QEglFSKmsEglDeviceScreen::QEglFSKmsEglDeviceScreen(QEglFSKmsIntegration *integration, QEglFSKmsDevice *device, QEglFSKmsOutput output, QPoint position) + : QEglFSKmsScreen(integration, device, output, position) +{ +} + +void QEglFSKmsEglDeviceScreen::waitForFlip() +{ + if (!output().mode_set) { + output().mode_set = true; + + drmModeCrtcPtr currentMode = drmModeGetCrtc(device()->fd(), output().crtc_id); + const bool alreadySet = currentMode + && currentMode->width == output().modes[output().mode].hdisplay + && currentMode->height == output().modes[output().mode].vdisplay; + if (currentMode) + drmModeFreeCrtc(currentMode); + if (alreadySet) { + // Maybe detecting the DPMS mode could help here, but there are no properties + // exposed on the connector apparently. So rely on an env var for now. + static bool alwaysDoSet = qEnvironmentVariableIntValue("QT_QPA_EGLFS_ALWAYS_SET_MODE"); + if (!alwaysDoSet) { + qCDebug(qLcEglfsKmsDebug, "Mode already set"); + return; + } + } + + qCDebug(qLcEglfsKmsDebug, "Setting mode"); + int ret = drmModeSetCrtc(device()->fd(), output().crtc_id, + -1, 0, 0, + &output().connector_id, 1, + &output().modes[output().mode]); + if (ret) + qFatal("drmModeSetCrtc failed"); + } + +} |