linux-kernel - Re: [PATCH 01/10] dt-bindings: media: mediatek,vcodec: Remove dma-ranges property

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Message-ID: <532b130e-7f1b-57e5-5b1d-fceccb241f27@collabora.com>
Date:   Mon, 16 Jan 2023 10:47:58 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Yong Wu <yong.wu@...iatek.com>, Joerg Roedel <joro@...tes.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Hans Verkuil <hverkuil@...all.nl>, nfraprado@...labora.com,
        linux-media@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        iommu@...ts.linux.dev, mingyuan.ma@...iatek.com,
        yf.wang@...iatek.com, libo.kang@...iatek.com,
        Yunfei Dong <yunfei.dong@...iatek.com>,
        kyrie wu <kyrie.wu@...iatek.corp-partner.google.com>,
        chengci.xu@...iatek.com, youlin.pei@...iatek.com,
        anan.sun@...iatek.com, Tiffany Lin <tiffany.lin@...iatek.com>,
        Andrew-CT Chen <andrew-ct.chen@...iatek.com>
Subject: Re: [PATCH 01/10] dt-bindings: media: mediatek,vcodec: Remove
 dma-ranges property

Il 13/01/23 07:01, Yong Wu ha scritto:
> MediaTek iommu has already controlled the masters' iova ranges by the
> master's larb/port id. then the dma-ranges property is unnecessary for
> the master's node. the master is vcodec here.
> 
> Cc: Tiffany Lin <tiffany.lin@...iatek.com>
> Cc: Andrew-CT Chen <andrew-ct.chen@...iatek.com>
> Cc: Yunfei Dong <yunfei.dong@...iatek.com>
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
> Cc: Matthias Brugger <matthias.bgg@...il.com>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>