linux-kernel - Re: [PATCH v5 1/2] dt-bindings: remoteproc: mediatek: Make l1tcm reg exclusive to mt819x

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: <4b58f725-3bc6-d537-ca02-cb2a753227c0@linaro.org>
Date:   Mon, 16 May 2022 16:48:31 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     kernel@...labora.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Tinghan Shen <tinghan.shen@...iatek.com>,
        Tzung-Bi Shih <tzungbi@...gle.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org,
        linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v5 1/2] dt-bindings: remoteproc: mediatek: Make l1tcm reg
 exclusive to mt819x

On 11/05/2022 21:54, Nícolas F. R. A. Prado wrote:
> Commit ca23ecfdbd44 ("remoteproc/mediatek: support L1TCM") added support
> for the l1tcm memory region on the MT8192 SCP, adding a new da_to_va
> callback that handles l1tcm while keeping the old one for
> back-compatibility with MT8183. However, since the mt8192 compatible was
> missing from the dt-binding, the accompanying dt-binding commit
> 503c64cc42f1 ("dt-bindings: remoteproc: mediatek: add L1TCM memory region")
> mistakenly added this reg as if it were for mt8183. And later
> it became common to all platforms as their compatibles were added.
> 
> Fix the dt-binding so that the l1tcm reg can be present only on the
> supported platforms: mt8192 and mt8195.
> 
> Fixes: 503c64cc42f1 ("dt-bindings: remoteproc: mediatek: add L1TCM memory region")
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
> 
> ---
> 
> Changes in v5:
> - Made l1tcm optional for mt8192/mt8195
> - Greatly simplified the constraints override in the if:then:
> - Updated commit message
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>


Best regards,
Krzysztof