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-rw-r--r--src/core/hle/service/nvdrv/core/syncpoint_manager.cpp38
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