linux-kernel - Re: [PATCH v2] media: dt-bindings: qcom,sc7280-venus: Allow one IOMMU entry

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Message-Id: <D1Q6CMZM78VI.ABYGRRV5E61B@fairphone.com>
Date: Mon, 03 Jun 2024 08:39:44 +0200
From: "Luca Weiss" <luca.weiss@...rphone.com>
To: "Luca Weiss" <luca.weiss@...rphone.com>, "Bjorn Andersson"
 <andersson@...nel.org>, "Konrad Dybcio" <konrad.dybcio@...aro.org>,
 "Stanimir Varbanov" <stanimir.k.varbanov@...il.com>, "Vikash Garodia"
 <quic_vgarodia@...cinc.com>, "Bryan O'Donoghue"
 <bryan.odonoghue@...aro.org>, "Mauro Carvalho Chehab" <mchehab@...nel.org>,
 "Conor Dooley" <conor+dt@...nel.org>, "Rob Herring" <robh@...nel.org>,
 "Krzysztof Kozlowski" <krzk+dt@...nel.org>
Cc: <~postmarketos/upstreaming@...ts.sr.ht>, <phone-devel@...r.kernel.org>,
 "Stanimir Varbanov" <stanimir.varbanov@...aro.org>,
 <linux-arm-msm@...r.kernel.org>, <linux-media@...r.kernel.org>,
 <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>, "Krzysztof
 Kozlowski" <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v2] media: dt-bindings: qcom,sc7280-venus: Allow one
 IOMMU entry

On Fri Apr 12, 2024 at 4:19 PM CEST, Luca Weiss wrote:
> Some SC7280-based boards crash when providing the "secure_non_pixel"
> context bank, so allow only one iommu in the bindings also.

Hi all,

This patch is still pending and not having it causes dt validation
warnings for some qcom-sc7280 boards.

Regards
Luca

>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
> Reference:
> https://lore.kernel.org/linux-arm-msm/20231201-sc7280-venus-pas-v3-2-bc132dc5fc30@fairphone.com/
> ---
> Changes in v2:
> - Pick up tags
> - Otherwise just a resend, v1 was sent in January
> - Link to v1: https://lore.kernel.org/r/20240129-sc7280-venus-bindings-v1-1-20a9ba194c60@fairphone.com
> ---
>  Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
> index 8f9b6433aeb8..10c334e6b3dc 100644
> --- a/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
> +++ b/Documentation/devicetree/bindings/media/qcom,sc7280-venus.yaml
> @@ -43,6 +43,7 @@ properties:
>        - const: vcodec_bus
>  
>    iommus:
> +    minItems: 1
>      maxItems: 2
>  
>    interconnects:
>
> ---
> base-commit: 9ed46da14b9b9b2ad4edb3b0c545b6dbe5c00d39
> change-id: 20240129-sc7280-venus-bindings-6e62a99620de
>
> Best regards,