Messages in this thread | | | Date | Mon, 7 Aug 2023 16:04:37 +0200 | Subject | Re: [PATCH 1/6] media: dt-bindings: Document SC8280XP/SM8350 Venus | From | Krzysztof Kozlowski <> |
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On 07/08/2023 14:41, Konrad Dybcio wrote: > On 5.08.2023 21:29, Krzysztof Kozlowski wrote: >> On 04/08/2023 22:09, Konrad Dybcio wrote: >>> Both of these SoCs implement an IRIS2 block, with SC8280XP being able >>> to clock it a bit higher. >>> >> >> ... >> >>> + >>> + iommus: >>> + maxItems: 1 >>> + >>> + video-decoder: >>> + type: object >>> + >>> + properties: >>> + compatible: >>> + const: venus-decoder >> >> That's not how compatibles are constructed... missing vendor prefix, SoC >> or IP block name. >> >>> + >>> + required: >>> + - compatible >>> + >>> + additionalProperties: false >> >> Why do you need this child node? Child nodes without properties are >> usually useless. > For both comments: I aligned with what was there.. > > The driver abuses these compats to probe enc/dec submodules, even though > every Venus implementation (to my knowledge) is implicitly enc/dec capable..
Holy crap, I see...
> > Perhaps a bigger clean-up is due. I guess I could just create the venc/vdec > devices from the venus core probe and get rid of this fake stuff?
Few devices (qcom,msm8996-venus.yaml, sdm660, sdm845) have clocks there, so we actually could stay with these subnodes, just correct the compatibles to a list with correct prefixes:
qcom,sc8280xp-venus-decoder + qcom,venus-decoder
Best regards, Krzysztof
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