Re: [PATCH 2/2] arm64: dts: qcom: sm8650: Add dma-coherent property

From: Krzysztof Kozlowski
Date: Mon Feb 12 2024 - 06:41:30 EST


On 12/02/2024 12:31, Ling Xu wrote:
> 在 2024/2/12 19:10, Krzysztof Kozlowski 写道:
>> On 12/02/2024 12:00, Krzysztof Kozlowski wrote:
>>> On 25/01/2024 11:24, Ling Xu wrote:
>>>> Add dma-coherent property to fastRPC context bank nodes to pass dma
>>>> sequence test in fastrpc sanity test, ensure that data integrity is
>>>> maintained during DMA operations.
>>>>
>>>> Signed-off-by: Ling Xu <quic_lxu5@xxxxxxxxxxx>
>>>> ---
>>>> arch/arm64/boot/dts/qcom/sm8650.dtsi | 13 +++++++++++++
>>>
>>> This wasn't ever tested:
>>>
>>> sm8650-qrd.dtb: remoteproc@32300000: glink-edge:fastrpc:compute-cb@1:
>>> 'dma-coherent' does not match any of the regexes: 'pinctrl-[0-9]+'
>>>
>>> Ling,
>>> How is this testing-patches-before-sending work in different teams? Do
>>> you have such requirement?
>>
>> No clue if the original DTS change should be reverted or these are in
>> fact DMA coherent, but let's choose one path...
>>
>> https://lore.kernel.org/linux-devicetree/254c1d14-25e3-4f4c-9e79-4ef7cec4d22f@xxxxxxxxxx/T/#t
>>
>> Best regards,
>> Krzysztof
>>
> Hi Krzysztof,
> Add dma-coherent: true in this file: Documentation/devicetree/bindings/misc/qcom,fastrpc.yaml at line number 89 can pass the DTcheck.

I don't understand your comment. Did you read the link above?

Anyway, I was asking: are you testing the patches before sending?

Best regards,
Krzysztof