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Message-ID: <d038e912-9917-e581-c42c-bca712687734@quicinc.com>
Date: Tue, 18 Jul 2023 17:40:24 +0530
From: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
<agross@...nel.org>, <andersson@...nel.org>,
<konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
<jassisinghbrar@...il.com>, <mathieu.poirier@...aro.org>,
<mturquette@...libre.com>, <sboyd@...nel.org>,
<quic_eberman@...cinc.com>, <quic_mojha@...cinc.com>,
<kvalo@...nel.org>, <loic.poulain@...aro.org>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>,
<linux-clk@...r.kernel.org>
CC: <quic_srichara@...cinc.com>, <quic_sjaganat@...cinc.com>,
<quic_kathirav@...cinc.com>, <quic_anusha@...cinc.com>,
<quic_poovendh@...cinc.com>, <quic_varada@...cinc.com>,
<quic_devipriy@...cinc.com>
Subject: Re: [PATCH V2 10/13] remoteproc: qcom: Add Hexagon based multipd
rproc driver
On 7/1/2023 4:25 PM, Krzysztof Kozlowski wrote:
> On 30/06/2023 12:29, Manikanta Mylavarapu wrote:
>>
>>
>> On 6/27/2023 6:09 PM, Manikanta Mylavarapu wrote:
>>>
>>>
>
> Do you see the lines above? You quote my reply and claim it is you who
> wrote it.
>
> Please fix your mailer, it's making discussions unnecessary difficult.
>
>
Sure, i will correct it.
>>>>> + Say y here to support the Qualcomm Secure Peripheral Image Loader
>>>>> + for the Hexagon based MultiPD model remote processors on e.g.
>>>>> IPQ5018.
>>>>> + This is trustZone wireless subsystem.
>>>>> +
>>>>
>>>> ...
>>>>
>> I didn't understand. Can you please elaborate your comment?
>
> https://en.wikipedia.org/wiki/Ellipsis
>
Got it.
>>
>>>>> + int (*powerup_scm)(u32 peripheral);
>>>>> + int (*powerdown_scm)(u32 peripheral);
>>>>> +};
>>>>> +
>>>>> +/**
>>>>> + * qcom_get_pd_asid() - get the pd asid number from DT node
>>>>
>>>> From node name? NAK. It does not work like that. Node names can change
>>>> and you did not define this number as part of ABI.
>>>>
>>>> Probably you wanted unit address.
>>>>
>>
>> Yeah i got your point. Each of the WCSS PD's are internally
>> represented in Q6 with their corresponding "spawn" bit numbers.
>> I will use same and remove the "PD-" hardcodings.
>>
>> Is this fine ?
>
> I don't get what you are going to use, so post a patch. Talk is cheap.
>
>
Sure, i posted a patch. Patch available here
https://lore.kernel.org/linux-arm-msm/20230718120501.3205661-10-quic_mmanikan@quicinc.com/
Thanks & Regards,
Manikanta.
> Best regards,
> Krzysztof
>
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