linux-kernel - Re: [PATCH v2 02/10] dt-bindings: media: mediatek,jpeg: Remove dma-ranges property

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <167596475165.556224.15663986433586946843.robh@kernel.org>
Date:   Thu, 9 Feb 2023 11:45:52 -0600
From:   Rob Herring <robh@...nel.org>
To:     Yong Wu <yong.wu@...iatek.com>
Cc:     anan.sun@...iatek.com, Xia Jiang <xia.jiang@...iatek.com>,
        Rob Herring <robh+dt@...nel.org>, yf.wang@...iatek.com,
        chengci.xu@...iatek.com, iommu@...ts.linux.dev,
        devicetree@...r.kernel.org, Yunfei Dong <yunfei.dong@...iatek.com>,
        Robin Murphy <robin.murphy@....com>, mingyuan.ma@...iatek.com,
        Joerg Roedel <joro@...tes.org>,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        libo.kang@...iatek.com,
        kyrie wu <kyrie.wu@...iatek.corp-partner.google.com>,
        youlin.pei@...iatek.com, Matthias Brugger <matthias.bgg@...il.com>,
        nfraprado@...labora.com, Will Deacon <will@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Hans Verkuil <hverkuil@...all.nl>,
        Bin Liu <bin.liu@...iatek.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 02/10] dt-bindings: media: mediatek,jpeg: Remove
 dma-ranges property


On Wed, 08 Feb 2023 13:36:35 +0800, Yong Wu wrote:
> After commit f1ad5338a4d5 ("of: Fix "dma-ranges" handling for bus
> controllers"), the dma-ranges of the leaf node doesn't work. Remove
> it for jpeg here.
> 
> Currently there is only mt8195 jpeg node has this property in upstream,
> and it already uses parent-child node, this property did work. But instead,
> MediaTek iommu will control the masters' iova ranges by the master's
> larb/port id internally, then this property is unnecessary.
> 
> Cc: Mauro Carvalho Chehab <mchehab@...nel.org>
> Cc: Matthias Brugger <matthias.bgg@...il.com>
> Cc: Bin Liu <bin.liu@...iatek.com>
> Cc: kyrie wu <kyrie.wu@...iatek.corp-partner.google.com>
> Cc: Xia Jiang <xia.jiang@...iatek.com>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> ---
>  .../devicetree/bindings/media/mediatek,mt8195-jpegdec.yaml | 7 -------
>  .../devicetree/bindings/media/mediatek,mt8195-jpegenc.yaml | 7 -------
>  .../devicetree/bindings/media/mediatek-jpeg-encoder.yaml   | 5 -----
>  3 files changed, 19 deletions(-)
> 

Acked-by: Rob Herring <robh@...nel.org>