linux-kernel - Re: [PATCH 2/4] arm64: dts: qcom: sc7180: Add iommus property to ETR

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Message-ID: <e270acd3f7db076c043f1b982b1efea0@codeaurora.org>
Date:   Wed, 24 Jun 2020 12:26:10 +0530
From:   Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Andy Gross <agross@...nel.org>, Stephen Boyd <swboyd@...omium.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        mike.leach@...aro.org, Jonathan Marek <jonathan@...ek.ca>
Subject: Re: [PATCH 2/4] arm64: dts: qcom: sc7180: Add iommus property to ETR

Hi Bjorn,

On 2020-06-21 13:39, Sai Prakash Ranjan wrote:
> Hi Bjorn,
> 
> On 2020-06-21 12:52, Bjorn Andersson wrote:
>> On Tue 09 Jun 06:30 PDT 2020, Sai Prakash Ranjan wrote:
>> 
>>> Define iommus property for Coresight ETR component in
>>> SC7180 SoC with the SID and mask to enable SMMU
>>> translation for this master.
>>> 
>> 
>> We don't have &apps_smmu in linux-next, as we've yet to figure out how
>> to disable the boot splash or support the stream mapping handover.
>> 
>> So I'm not able to apply this.
>> 
> 
> This is for SC7180 which has apps_smmu not SM8150.
> 

Please let me know if this needs further explanation.

Thanks,
Sai

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