diff options
Diffstat (limited to 'src/core/hle/service/nvdrv/core/syncpoint_manager.cpp')
-rw-r--r-- | src/core/hle/service/nvdrv/core/syncpoint_manager.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/core/hle/service/nvdrv/core/syncpoint_manager.cpp b/src/core/hle/service/nvdrv/core/syncpoint_manager.cpp new file mode 100644 index 000000000..ff6cbb37e --- /dev/null +++ b/src/core/hle/service/nvdrv/core/syncpoint_manager.cpp @@ -0,0 +1,38 @@ +// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "common/assert.h" +#include "core/hle/service/nvdrv/core/syncpoint_manager.h" +#include "video_core/gpu.h" + +namespace Service::Nvidia::NvCore { + +SyncpointManager::SyncpointManager(Tegra::GPU& gpu_) : gpu{gpu_} {} + +SyncpointManager::~SyncpointManager() = default; + +u32 SyncpointManager::RefreshSyncpoint(u32 syncpoint_id) { + syncpoints[syncpoint_id].min = gpu.GetSyncpointValue(syncpoint_id); + return GetSyncpointMin(syncpoint_id); +} + +u32 SyncpointManager::AllocateSyncpoint() { + for (u32 syncpoint_id = 1; syncpoint_id < MaxSyncPoints; syncpoint_id++) { + if (!syncpoints[syncpoint_id].is_allocated) { + syncpoints[syncpoint_id].is_allocated = true; + return syncpoint_id; + } + } + ASSERT_MSG(false, "No more available syncpoints!"); + return {}; +} + +u32 SyncpointManager::IncreaseSyncpoint(u32 syncpoint_id, u32 value) { + for (u32 index = 0; index < value; ++index) { + syncpoints[syncpoint_id].max.fetch_add(1, std::memory_order_relaxed); + } + + return GetSyncpointMax(syncpoint_id); +} + +} // namespace Service::Nvidia::NvCore |