From 44e959157bf8247549e1d35e9332a66fc6a0cb9d Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Sun, 19 Apr 2020 16:12:06 -0400
Subject: dma_pusher: Remove reliance on the global system instance

With this, the video core is now has no calls to the global system
instance at all.
---
 src/video_core/dma_pusher.cpp |  4 ++--
 src/video_core/dma_pusher.h   | 11 ++++++++---
 src/video_core/gpu.cpp        |  2 +-
 3 files changed, 11 insertions(+), 6 deletions(-)

(limited to 'src/video_core')

diff --git a/src/video_core/dma_pusher.cpp b/src/video_core/dma_pusher.cpp
index 713c14182..0b77afc71 100644
--- a/src/video_core/dma_pusher.cpp
+++ b/src/video_core/dma_pusher.cpp
@@ -12,7 +12,7 @@
 
 namespace Tegra {
 
-DmaPusher::DmaPusher(GPU& gpu) : gpu(gpu) {}
+DmaPusher::DmaPusher(Core::System& system, GPU& gpu) : gpu{gpu}, system{system} {}
 
 DmaPusher::~DmaPusher() = default;
 
@@ -26,7 +26,7 @@ void DmaPusher::DispatchCalls() {
 
     dma_pushbuffer_subindex = 0;
 
-    while (Core::System::GetInstance().IsPoweredOn()) {
+    while (system.IsPoweredOn()) {
         if (!Step()) {
             break;
         }
diff --git a/src/video_core/dma_pusher.h b/src/video_core/dma_pusher.h
index 6ab06518f..d6188614a 100644
--- a/src/video_core/dma_pusher.h
+++ b/src/video_core/dma_pusher.h
@@ -10,6 +10,10 @@
 #include "common/bit_field.h"
 #include "common/common_types.h"
 
+namespace Core {
+class System;
+}
+
 namespace Tegra {
 
 enum class SubmissionMode : u32 {
@@ -56,7 +60,7 @@ using CommandList = std::vector<Tegra::CommandListHeader>;
  */
 class DmaPusher {
 public:
-    explicit DmaPusher(GPU& gpu);
+    explicit DmaPusher(Core::System& system, GPU& gpu);
     ~DmaPusher();
 
     void Push(CommandList&& entries) {
@@ -72,8 +76,6 @@ private:
 
     void CallMethod(u32 argument) const;
 
-    GPU& gpu;
-
     std::vector<CommandHeader> command_headers; ///< Buffer for list of commands fetched at once
 
     std::queue<CommandList> dma_pushbuffer; ///< Queue of command lists to be processed
@@ -92,6 +94,9 @@ private:
 
     GPUVAddr dma_mget{};  ///< main pushbuffer last read address
     bool ib_enable{true}; ///< IB mode enabled
+
+    GPU& gpu;
+    Core::System& system;
 };
 
 } // namespace Tegra
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 8acf2eda2..a606f4abd 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -27,7 +27,7 @@ GPU::GPU(Core::System& system, std::unique_ptr<VideoCore::RendererBase>&& render
     : system{system}, renderer{std::move(renderer_)}, is_async{is_async} {
     auto& rasterizer{renderer->Rasterizer()};
     memory_manager = std::make_unique<Tegra::MemoryManager>(system, rasterizer);
-    dma_pusher = std::make_unique<Tegra::DmaPusher>(*this);
+    dma_pusher = std::make_unique<Tegra::DmaPusher>(system, *this);
     maxwell_3d = std::make_unique<Engines::Maxwell3D>(system, rasterizer, *memory_manager);
     fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer);
     kepler_compute = std::make_unique<Engines::KeplerCompute>(system, rasterizer, *memory_manager);
-- 
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