From ac51d048a91593a3da124aeea32dc5b0898f1dd6 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Mon, 21 Jan 2019 15:18:09 -0500
Subject: gpu: Refactor command and swap buffers interface for asynch.

---
 src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp |  2 +-
 src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp   | 14 ++------------
 src/core/hle/service/nvflinger/nvflinger.cpp        |  2 +-
 src/video_core/gpu.cpp                              | 10 ++++++++++
 src/video_core/gpu.h                                | 15 ++++++++++++---
 5 files changed, 26 insertions(+), 17 deletions(-)

(limited to 'src')

diff --git a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
index dbe7ee6e8..20c7c39aa 100644
--- a/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvdisp_disp0.cpp
@@ -36,7 +36,7 @@ void nvdisp_disp0::flip(u32 buffer_handle, u32 offset, u32 format, u32 width, u3
 
     auto& instance = Core::System::GetInstance();
     instance.GetPerfStats().EndGameFrame();
-    instance.Renderer().SwapBuffers(framebuffer);
+    instance.GPU().SwapBuffers(framebuffer);
 }
 
 } // namespace Service::Nvidia::Devices
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
index 0a650f36c..8ce7bc7a5 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
@@ -136,16 +136,6 @@ u32 nvhost_gpu::AllocateObjectContext(const std::vector<u8>& input, std::vector<
     return 0;
 }
 
-static void PushGPUEntries(Tegra::CommandList&& entries) {
-    if (entries.empty()) {
-        return;
-    }
-
-    auto& dma_pusher{Core::System::GetInstance().GPU().DmaPusher()};
-    dma_pusher.Push(std::move(entries));
-    dma_pusher.DispatchCalls();
-}
-
 u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& output) {
     if (input.size() < sizeof(IoctlSubmitGpfifo)) {
         UNIMPLEMENTED();
@@ -163,7 +153,7 @@ u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& outp
     std::memcpy(entries.data(), &input[sizeof(IoctlSubmitGpfifo)],
                 params.num_entries * sizeof(Tegra::CommandListHeader));
 
-    PushGPUEntries(std::move(entries));
+    Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
 
     params.fence_out.id = 0;
     params.fence_out.value = 0;
@@ -184,7 +174,7 @@ u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output)
     Memory::ReadBlock(params.address, entries.data(),
                       params.num_entries * sizeof(Tegra::CommandListHeader));
 
-    PushGPUEntries(std::move(entries));
+    Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
 
     params.fence_out.id = 0;
     params.fence_out.value = 0;
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index 56f31e2ac..fc496b654 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -186,7 +186,7 @@ void NVFlinger::Compose() {
 
             // There was no queued buffer to draw, render previous frame
             system_instance.GetPerfStats().EndGameFrame();
-            system_instance.Renderer().SwapBuffers({});
+            system_instance.GPU().SwapBuffers({});
             continue;
         }
 
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 08abf8ac9..b0f3310e5 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -65,6 +65,16 @@ const DmaPusher& GPU::DmaPusher() const {
     return *dma_pusher;
 }
 
+void GPU::PushGPUEntries(Tegra::CommandList&& entries) {
+    dma_pusher->Push(std::move(entries));
+    dma_pusher->DispatchCalls();
+}
+
+void GPU::SwapBuffers(
+    std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer) {
+    renderer.SwapBuffers(std::move(framebuffer));
+}
+
 u32 RenderTargetBytesPerPixel(RenderTargetFormat format) {
     ASSERT(format != RenderTargetFormat::NONE);
 
diff --git a/src/video_core/gpu.h b/src/video_core/gpu.h
index ac7aec6a4..62649bd6e 100644
--- a/src/video_core/gpu.h
+++ b/src/video_core/gpu.h
@@ -200,6 +200,13 @@ public:
             std::array<u32, NUM_REGS> reg_array;
         };
     } regs{};
+    
+    /// Push GPU command entries to be processed
+    void PushGPUEntries(Tegra::CommandList&& entries);
+
+    /// Swap buffers (render frame)
+    void SwapBuffers(
+        std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer);
 
 private:
     void ProcessBindMethod(const MethodCall& method_call);
@@ -207,11 +214,13 @@ private:
     void ProcessSemaphoreRelease();
     void ProcessSemaphoreAcquire();
 
-    // Calls a GPU puller method.
+    /// Calls a GPU puller method.
     void CallPullerMethod(const MethodCall& method_call);
-    // Calls a GPU engine method.
+    
+    /// Calls a GPU engine method.
     void CallEngineMethod(const MethodCall& method_call);
-    // Determines where the method should be executed.
+    
+    /// Determines where the method should be executed.
     bool ExecuteMethodOnEngine(const MethodCall& method_call);
 
 private:
-- 
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