Kernel: Move a bunch of generic devices code into new subdirectory

Author: https://github.com/supercomputer7
Commit: 4617c05a08
Pull-request: https://github.com/SerenityOS/serenity/pull/17909
Reviewed-by: https://github.com/Panky-codes ✅
Reviewed-by: https://github.com/gmta ✅

Kernel/Devices/DeviceControlDevice.h

@@ -1,32 +0,0 @@
-/*
- * Copyright (c) 2021, Liav A. <liavalb@hotmail.co.il>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
-
-#pragma once
-
-#include <Kernel/Devices/CharacterDevice.h>
-
-namespace Kernel {
-
-class DeviceControlDevice final : public CharacterDevice {
-    friend class DeviceManagement;
-
-public:
-    static NonnullLockRefPtr<DeviceControlDevice> must_create();
-    virtual ~DeviceControlDevice() override;
-
-private:
-    DeviceControlDevice();
-
-    // ^CharacterDevice
-    virtual ErrorOr<void> ioctl(OpenFileDescription&, unsigned request, Userspace<void*> arg) override;
-    virtual ErrorOr<size_t> read(OpenFileDescription&, u64, UserOrKernelBuffer&, size_t) override;
-    virtual ErrorOr<size_t> write(OpenFileDescription&, u64, UserOrKernelBuffer const&, size_t) override { return Error::from_errno(ENOTSUP); }
-    virtual bool can_read(OpenFileDescription const&, u64) const override;
-    virtual bool can_write(OpenFileDescription const&, u64) const override { return false; }
-    virtual StringView class_name() const override { return "DeviceControlDevice"sv; }
-};
-
-}