From 877cd60b00a3f827062fdaff93183b52174ec134 Mon Sep 17 00:00:00 2001
From: ameerj <52414509+ameerj@users.noreply.github.com>
Date: Wed, 15 Sep 2021 20:32:54 -0400
Subject: gpu: Use std::jthread for async gpu thread

---
 src/video_core/gpu_thread.h | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

(limited to 'src/video_core/gpu_thread.h')

diff --git a/src/video_core/gpu_thread.h b/src/video_core/gpu_thread.h
index 11a648f38..91bada925 100644
--- a/src/video_core/gpu_thread.h
+++ b/src/video_core/gpu_thread.h
@@ -33,9 +33,6 @@ class RendererBase;
 
 namespace VideoCommon::GPUThread {
 
-/// Command to signal to the GPU thread that processing has ended
-struct EndProcessingCommand final {};
-
 /// Command to signal to the GPU thread that a command list is ready for processing
 struct SubmitListCommand final {
     explicit SubmitListCommand(Tegra::CommandList&& entries_) : entries{std::move(entries_)} {}
@@ -83,7 +80,7 @@ struct OnCommandListEndCommand final {};
 struct GPUTickCommand final {};
 
 using CommandData =
-    std::variant<EndProcessingCommand, SubmitListCommand, SwapBuffersCommand, FlushRegionCommand,
+    std::variant<std::monostate, SubmitListCommand, SwapBuffersCommand, FlushRegionCommand,
                  InvalidateRegionCommand, FlushAndInvalidateRegionCommand, OnCommandListEndCommand,
                  GPUTickCommand>;
 
@@ -100,14 +97,12 @@ struct CommandDataContainer {
 
 /// Struct used to synchronize the GPU thread
 struct SynchState final {
-    std::atomic_bool is_running{true};
-
-    using CommandQueue = Common::SPSCQueue<CommandDataContainer>;
+    using CommandQueue = Common::SPSCQueue<CommandDataContainer, true>;
     std::mutex write_lock;
     CommandQueue queue;
     u64 last_fence{};
     std::atomic<u64> signaled_fence{};
-    std::condition_variable cv;
+    std::condition_variable_any cv;
 };
 
 /// Class used to manage the GPU thread
@@ -149,7 +144,7 @@ private:
     VideoCore::RasterizerInterface* rasterizer = nullptr;
 
     SynchState state;
-    std::thread thread;
+    std::jthread thread;
 };
 
 } // namespace VideoCommon::GPUThread
-- 
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