Kernel: Put VirtIOGPU related types into a namespace

Kernel/Graphics/VirtIOGPU/GraphicsAdapter.h

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2021, Sahan Fernando <sahan.h.fernando@gmail.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <Kernel/Graphics/VirtIOGPU/Console.h>
+#include <Kernel/Graphics/VirtIOGPU/FrameBufferDevice.h>
+#include <Kernel/Graphics/VirtIOGPU/VirtIOGPU.h>
+
+namespace Kernel::Graphics::VirtIOGPU {
+
+class GraphicsAdapter final
+    : public GraphicsDevice
+    , public PCI::DeviceController {
+    AK_MAKE_ETERNAL
+
+public:
+    static NonnullRefPtr<GraphicsAdapter> initialize(PCI::Address);
+
+    virtual bool framebuffer_devices_initialized() const override { return m_created_framebuffer_devices; }
+
+private:
+    explicit GraphicsAdapter(PCI::Address base_address);
+
+    virtual void initialize_framebuffer_devices() override;
+    virtual Type type() const override { return Type::Raw; }
+
+    virtual void enable_consoles() override;
+    virtual void disable_consoles() override;
+
+    virtual bool modesetting_capable() const override { return false; }
+    virtual bool double_framebuffering_capable() const override { return false; }
+
+    virtual bool try_to_set_resolution(size_t, size_t, size_t) override { return false; }
+    virtual bool set_y_offset(size_t, size_t) override { return false; }
+
+    RefPtr<GPU> m_gpu_device;
+    bool m_created_framebuffer_devices { false };
+};
+
+}