From a1845d1dd3e6b03159c66e0c925688c98e373956 Mon Sep 17 00:00:00 2001
From: Michael Scire <SciresM@gmail.com>
Date: Mon, 8 Jul 2019 23:17:44 -0700
Subject: prefer system reference over global accessor

---
 src/video_core/gpu.cpp            |  2 +-
 src/video_core/memory_manager.cpp | 12 +++++-------
 src/video_core/memory_manager.h   |  8 +++++++-
 3 files changed, 13 insertions(+), 9 deletions(-)

(limited to 'src/video_core')

diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 52706505b..1b4975498 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -31,7 +31,7 @@ u32 FramebufferConfig::BytesPerPixel(PixelFormat format) {
 
 GPU::GPU(Core::System& system, VideoCore::RendererBase& renderer) : renderer{renderer} {
     auto& rasterizer{renderer.Rasterizer()};
-    memory_manager = std::make_unique<Tegra::MemoryManager>(rasterizer);
+    memory_manager = std::make_unique<Tegra::MemoryManager>(system, rasterizer);
     dma_pusher = std::make_unique<Tegra::DmaPusher>(*this);
     maxwell_3d = std::make_unique<Engines::Maxwell3D>(system, rasterizer, *memory_manager);
     fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer, *memory_manager);
diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp
index 3a158fa26..bffae940c 100644
--- a/src/video_core/memory_manager.cpp
+++ b/src/video_core/memory_manager.cpp
@@ -14,7 +14,8 @@
 
 namespace Tegra {
 
-MemoryManager::MemoryManager(VideoCore::RasterizerInterface& rasterizer) : rasterizer{rasterizer} {
+MemoryManager::MemoryManager(Core::System& system, VideoCore::RasterizerInterface& rasterizer)
+    : rasterizer{rasterizer}, system{system} {
     std::fill(page_table.pointers.begin(), page_table.pointers.end(), nullptr);
     std::fill(page_table.attributes.begin(), page_table.attributes.end(),
               Common::PageType::Unmapped);
@@ -52,8 +53,7 @@ GPUVAddr MemoryManager::MapBufferEx(VAddr cpu_addr, u64 size) {
     const GPUVAddr gpu_addr{FindFreeRegion(address_space_base, aligned_size)};
 
     MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), aligned_size, cpu_addr);
-    ASSERT(Core::System::GetInstance()
-               .CurrentProcess()
+    ASSERT(system.CurrentProcess()
                ->VMManager()
                .SetMemoryAttribute(cpu_addr, size, Kernel::MemoryAttribute::DeviceMapped,
                                    Kernel::MemoryAttribute::DeviceMapped)
@@ -68,8 +68,7 @@ GPUVAddr MemoryManager::MapBufferEx(VAddr cpu_addr, GPUVAddr gpu_addr, u64 size)
     const u64 aligned_size{Common::AlignUp(size, page_size)};
 
     MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), aligned_size, cpu_addr);
-    ASSERT(Core::System::GetInstance()
-               .CurrentProcess()
+    ASSERT(system.CurrentProcess()
                ->VMManager()
                .SetMemoryAttribute(cpu_addr, size, Kernel::MemoryAttribute::DeviceMapped,
                                    Kernel::MemoryAttribute::DeviceMapped)
@@ -87,8 +86,7 @@ GPUVAddr MemoryManager::UnmapBuffer(GPUVAddr gpu_addr, u64 size) {
 
     rasterizer.FlushAndInvalidateRegion(cache_addr, aligned_size);
     UnmapRange(gpu_addr, aligned_size);
-    ASSERT(Core::System::GetInstance()
-               .CurrentProcess()
+    ASSERT(system.CurrentProcess()
                ->VMManager()
                .SetMemoryAttribute(cpu_addr.value(), size, Kernel::MemoryAttribute::DeviceMapped,
                                    Kernel::MemoryAttribute::None)
diff --git a/src/video_core/memory_manager.h b/src/video_core/memory_manager.h
index 43a84bd52..aea010087 100644
--- a/src/video_core/memory_manager.h
+++ b/src/video_core/memory_manager.h
@@ -14,6 +14,10 @@ namespace VideoCore {
 class RasterizerInterface;
 }
 
+namespace Core {
+class System;
+}
+
 namespace Tegra {
 
 /**
@@ -47,7 +51,7 @@ struct VirtualMemoryArea {
 
 class MemoryManager final {
 public:
-    explicit MemoryManager(VideoCore::RasterizerInterface& rasterizer);
+    explicit MemoryManager(Core::System& system, VideoCore::RasterizerInterface& rasterizer);
     ~MemoryManager();
 
     GPUVAddr AllocateSpace(u64 size, u64 align);
@@ -173,6 +177,8 @@ private:
     Common::PageTable page_table{page_bits};
     VMAMap vma_map;
     VideoCore::RasterizerInterface& rasterizer;
+
+    Core::System& system;
 };
 
 } // namespace Tegra
-- 
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