diff options
Diffstat (limited to 'src/core/hle/service/psc/time/power_state_request_manager.cpp')
-rw-r--r-- | src/core/hle/service/psc/time/power_state_request_manager.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/core/hle/service/psc/time/power_state_request_manager.cpp b/src/core/hle/service/psc/time/power_state_request_manager.cpp new file mode 100644 index 000000000..17de0bf4d --- /dev/null +++ b/src/core/hle/service/psc/time/power_state_request_manager.cpp @@ -0,0 +1,50 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "core/core.h" +#include "core/hle/service/psc/time/power_state_request_manager.h" + +namespace Service::PSC::Time { + +PowerStateRequestManager::PowerStateRequestManager(Core::System& system) + : m_system{system}, m_ctx{system, "Psc:PowerStateRequestManager"}, + m_event{m_ctx.CreateEvent("Psc:PowerStateRequestManager:Event")} {} + +PowerStateRequestManager::~PowerStateRequestManager() { + m_ctx.CloseEvent(m_event); +} + +void PowerStateRequestManager::UpdatePendingPowerStateRequestPriority(u32 priority) { + std::scoped_lock l{m_mutex}; + if (m_has_pending_request) { + m_pending_request_priority = std::max(m_pending_request_priority, priority); + } else { + m_pending_request_priority = priority; + m_has_pending_request = true; + } +} + +void PowerStateRequestManager::SignalPowerStateRequestAvailability() { + std::scoped_lock l{m_mutex}; + if (m_has_pending_request) { + if (!m_has_available_request) { + m_has_available_request = true; + } + m_has_pending_request = false; + m_available_request_priority = m_pending_request_priority; + m_event->Signal(); + } +} + +bool PowerStateRequestManager::GetAndClearPowerStateRequest(u32& out_priority) { + std::scoped_lock l{m_mutex}; + auto had_request{m_has_available_request}; + if (m_has_available_request) { + out_priority = m_available_request_priority; + m_has_available_request = false; + m_event->Clear(); + } + return had_request; +} + +} // namespace Service::PSC::Time |