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Date:   Fri, 11 Aug 2023 10:52:19 -0600
From:   Rob Herring <robh@kernel.org>
To:     Yi-De Wu <yi-de.wu@mediatek.com>
Cc:     Yingshiuan Pan <yingshiuan.pan@mediatek.com>,
        Ze-Yu Wang <ze-yu.wang@mediatek.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Jonathan Corbet <corbet@lwn.net>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
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        David Bradil <dbrazdil@google.com>,
        Trilok Soni <quic_tsoni@quicinc.com>,
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        Jade Shih <jades.shih@mediatek.com>,
        My Chuang <my.chuang@mediatek.com>,
        Shawn Hsiao <shawn.hsiao@mediatek.com>,
        PeiLun Suei <peilun.suei@mediatek.com>,
        Liju Chen <liju-clr.chen@mediatek.com>,
        Willix Yeh <chi-shen.yeh@mediatek.com>
Subject: Re: [PATCH v5 00/12] GenieZone hypervisor drivers
Message-ID: <20230811165219.GA3593414-robh@kernel.org>
References: <20230727080005.14474-1-yi-de.wu@mediatek.com>
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On Thu, Jul 27, 2023 at 03:59:53PM +0800, Yi-De Wu wrote:
> This series is based on linux-next, tag: next-20230726.
> 
> GenieZone hypervisor(gzvm) is a type-1 hypervisor that supports various virtual
> machine types and provides security features such as TEE-like scenarios and
> secure boot. It can create guest VMs for security use cases and has
> virtualization capabilities for both platform and interrupt. Although the
> hypervisor can be booted independently, it requires the assistance of GenieZone
> hypervisor kernel driver(gzvm-ko) to leverage the ability of Linux kernel for
> vCPU scheduling, memory management, inter-VM communication and virtio backend
> support.
> 
> Changes in v5:
> - Add dt solution back for device initialization

Why? It's a software interface that you define and control. Make that 
interface discoverable.

Rob