d15cb52682
This patch makes the AMS execution path work with the new DrmCrtc and DrmBuffer structure and solves major issues about: * VT switching * DPMS * Hot plugging * Logout * Memory leaks Test Plan: Tested with Gl and QPainter. Reviewers: #kwin Subscribers: kwin, #kwin Tags: #kwin Differential Revision: https://phabricator.kde.org/D5191
122 lines
3.1 KiB
C++
122 lines
3.1 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2016 Roman Gilg <subdiff@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_DRM_OBJECT_H
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#define KWIN_DRM_OBJECT_H
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#include <QVector>
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#include <QByteArray>
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// drm
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#include <xf86drmMode.h>
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namespace KWin
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{
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class DrmBackend;
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class DrmOutput;
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class DrmObject
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{
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public:
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// creates drm object by its id delivered by the kernel
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DrmObject(uint32_t object_id, DrmBackend *backend);
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virtual ~DrmObject() = 0;
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virtual bool atomicInit() = 0;
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uint32_t id() const {
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return m_id;
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}
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DrmOutput *output() const {
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return m_output;
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}
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void setOutput(DrmOutput* output) {
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m_output = output;
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}
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uint32_t propId(int prop) {
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return m_props[prop]->propId();
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}
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uint64_t value(int prop) {
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return m_props[prop]->value();
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}
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void setValue(int prop, uint64_t new_value)
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{
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Q_ASSERT(prop < m_props.size());
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m_props[prop]->setValue(new_value);
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}
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virtual bool atomicPopulate(drmModeAtomicReq *req);
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protected:
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virtual bool initProps() = 0; // only derived classes know names and quantity of properties
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void initProp(int n, drmModeObjectProperties *properties, QVector<QByteArray> enumNames = QVector<QByteArray>(0));
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bool atomicAddProperty(drmModeAtomicReq *req, int prop, uint64_t value);
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DrmBackend *m_backend;
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const uint32_t m_id = 0;
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DrmOutput *m_output = nullptr;
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// for comparision with received name of DRM object
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QVector<QByteArray> m_propsNames;
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class Property;
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QVector<Property *> m_props;
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class Property
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{
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public:
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Property(drmModePropertyRes *prop, uint64_t val, QVector<QByteArray> enumNames);
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virtual ~Property();
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void initEnumMap(drmModePropertyRes *prop);
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uint64_t enumMap(int n) {
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return m_enumMap[n]; // TODO: test on index out of bounds?
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}
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uint32_t propId() {
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return m_propId;
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}
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uint64_t value() {
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return m_value;
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}
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void setValue(uint64_t new_value) {
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m_value = new_value;
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}
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private:
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uint32_t m_propId = 0;
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QByteArray m_propName;
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uint64_t m_value = 0;
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QVector<uint64_t> m_enumMap;
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QVector<QByteArray> m_enumNames;
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};
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};
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}
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#endif
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