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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/nvdrv/syncpoint_manager.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/core/hle/service/nvdrv/syncpoint_manager.cpp b/src/core/hle/service/nvdrv/syncpoint_manager.cpp new file mode 100644 index 000000000..0151a03b7 --- /dev/null +++ b/src/core/hle/service/nvdrv/syncpoint_manager.cpp @@ -0,0 +1,39 @@ +// Copyright 2020 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/assert.h" +#include "core/hle/service/nvdrv/syncpoint_manager.h" +#include "video_core/gpu.h" + +namespace Service::Nvidia { + +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; + } + } + UNREACHABLE_MSG("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 |