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/*
* Copyright (C) 2024 Igalia S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "DRMDeviceManager.h"
#if USE(GBM)
#include "GBMDevice.h"
namespace WebCore {
DRMDeviceManager& DRMDeviceManager::singleton()
{
static std::unique_ptr<DRMDeviceManager> s_manager;
static std::once_flag s_onceFlag;
std::call_once(s_onceFlag, [] {
s_manager = makeUnique<DRMDeviceManager>();
});
return *s_manager;
}
DRMDeviceManager::~DRMDeviceManager() = default;
void DRMDeviceManager::initializeMainDevice(DRMDevice&& device)
{
RELEASE_ASSERT(isMainThread());
RELEASE_ASSERT(!m_mainDevice.isInitialized);
m_mainDevice.isInitialized = true;
m_mainDevice.device = WTFMove(device);
}
RefPtr<GBMDevice> DRMDeviceManager::mainGBMDevice(NodeType nodeType) const
{
RELEASE_ASSERT(m_mainDevice.isInitialized);
if (m_mainDevice.device.isNull())
return nullptr;
if (nodeType == NodeType::Render) {
if (m_mainDevice.gbmRenderNode)
return *m_mainDevice.gbmRenderNode;
if (!m_mainDevice.device.renderNode.isNull()) {
m_mainDevice.gbmRenderNode = GBMDevice::create(m_mainDevice.device.renderNode);
return *m_mainDevice.gbmRenderNode;
}
// Fallback to primary node.
}
if (!m_mainDevice.gbmPrimaryNode)
m_mainDevice.gbmPrimaryNode = GBMDevice::create(m_mainDevice.device.primaryNode);
return *m_mainDevice.gbmPrimaryNode;
}
RefPtr<GBMDevice> DRMDeviceManager::gbmDevice(const DRMDevice& device, NodeType nodeType) const
{
RELEASE_ASSERT(m_mainDevice.isInitialized);
if (device.primaryNode == m_mainDevice.device.primaryNode)
return mainGBMDevice(nodeType);
return GBMDevice::create(nodeType == NodeType::Render && !device.renderNode.isNull() ? device.renderNode : device.primaryNode);
}
} // namespace WebCore
#endif // USE(GBM)
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