linux-kernel - Re: [PATCH v2 2/6] dt-bindings: memory: mtk-smi: Fix the larb clock/clock-names dtbs warning

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]

Date:   Wed, 12 Jan 2022 11:18:04 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Yong Wu <yong.wu@...iatek.com>, Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux-foundation.org, youlin.pei@...iatek.com,
        anan.sun@...iatek.com, lc.kan@...iatek.com, yi.kuo@...iatek.com,
        anthony.huang@...iatek.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Subject: Re: [PATCH v2 2/6] dt-bindings: memory: mtk-smi: Fix the larb
 clock/clock-names dtbs warning

On 11/01/2022 07:39, Yong Wu wrote:
> Mute the warning from "make dtbs_check":
> 
> larb@...17000: clock-names: ['apb', 'smi'] is too short
> 	arch/arm64/boot/dts/mediatek/mt8183-evb.dt.yaml
> 	arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-burnet.dt.yaml
> 	...
> 
> larb@...10000: clock-names: ['apb', 'smi'] is too short
> 	arch/arm64/boot/dts/mediatek/mt8183-evb.dt.yaml
> 	arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-burnet.dt.yaml
> 
> larb@...10000: clock-names: ['apb', 'smi'] is too short
> 	arch/arm64/boot/dts/mediatek/mt8183-evb.dt.yaml
> 	arch/arm64/boot/dts/mediatek/mt8183-kukui-jacuzzi-burnet.dt.yaml
> 
> If a platform's larb supports gals, there will be some larbs have one
> more "gals" clock while the others still only need "apb"/"smi" clocks,
> then the minItems for clock and clock-names are 2.
> 
> Fixes: 27bb0e42855a ("dt-bindings: memory: mediatek: Convert SMI to DT schema")
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>
> ---
>  .../bindings/memory-controllers/mediatek,smi-larb.yaml      | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
> index 80907e357892..884c0c74e5e4 100644
> --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
> +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
> @@ -80,10 +80,10 @@ allOf:
>      then:
>        properties:
>          clock:

Separate patch:
This should be clocks. The same in second if. Now it is simply not
working...

> -          items:

Putting min/maxItems under items is wrong. The second if also needs the
fixing. Please make it a separate patch before this one.

The schema was clearly not tested before...


> -            minItems: 3
> -            maxItems: 3
> +          minItems: 2
> +          maxItems: 3
>          clock-names:
> +          minItems: 2
>            items:
>              - const: apb
>              - const: smi
> 


Best regards,
Krzysztof