linux-kernel - Re: [PATCH 0/2] Add vcp driver

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Message-ID: <ca8d93e1-ea75-42b3-b7a5-a12cb509890c@kernel.org>
Date: Wed, 2 Apr 2025 12:31:39 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Xiangzhi Tang <xiangzhi.tang@...iatek.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org,
 Project_Global_Chrome_Upstream_Group@...iatek.com, jjian.zhou@...iatek.com,
 hailong.fan@...iatek.com
Subject: Re: [PATCH 0/2] Add vcp driver

On 02/04/2025 11:19, Xiangzhi Tang wrote:
> Add support MediaTek's Video Companion Processor(VCP) host driver to
> control the MediaTek VCP Risc-V coprocessor.
> The VCP host driver using rproc mechanism to load vcm firmware
> from filesystem, and using SMC services to request ATF to setting
> vcp boot sequence, and Host communicated with VCP FW depends on VCP
> IPC interfaces
> 
> This series patches dependent on:
> [1]
> https://lore.kernel.org/all/20250307032942.10447-1-guangjie.song@mediatek.com/

They should not depend. It blocks your patch. I suggest decoupling from
dependencies.


Best regards,
Krzysztof