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Date: Mon, 13 Dec 2021 15:59:48 +0000
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Bjorn Andersson <bjorn.andersson@...aro.org>
Cc: robh+dt@...nel.org, gregkh@...uxfoundation.org,
devicetree@...r.kernel.org, ekangupt@....qualcomm.com,
jeyr@...eaurora.org, bkumar@....qualcomm.com,
linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v2 8/8] arm64: dts: qcom: add non-secure domain property
to fastrpc nodes
On 13/12/2021 15:36, Bjorn Andersson wrote:
> On Thu 09 Dec 04:06 PST 2021, Srinivas Kandagatla wrote:
>
>> From: Jeya R <jeyr@...eaurora.org>
>>
>> FastRPC DSP domain would be set as secure if non-secure dsp property is not
>> added to the fastrpc DT node. Add this property to DT files of msm8916,
>> sdm845, sm8150, sm8250 and sm8350 so that nothing is broken after secure
>> domain patchset.
>>
>> This patch is purely for backward compatibility reasons.
>>
>> Signed-off-by: Jeya R <jeyr@...eaurora.org>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> ---
>> arch/arm64/boot/dts/qcom/msm8916.dtsi | 1 +
>> arch/arm64/boot/dts/qcom/sdm845.dtsi | 2 ++
>> arch/arm64/boot/dts/qcom/sm8150.dtsi | 3 +++
>> arch/arm64/boot/dts/qcom/sm8250.dtsi | 3 +++
>> arch/arm64/boot/dts/qcom/sm8350.dtsi | 3 +++
>> 5 files changed, 12 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
>> index c1c42f26b61e..137a479449d4 100644
>> --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
>> @@ -1365,6 +1365,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,smd-channels = "fastrpcsmd-apps-dsp";
>> label = "adsp";
>> + qcom,non-secure-domain;
>
> I was under the impression that the support for loading unsigned fastrpc
> applications was introduced in SM8150 or SM8250, can you confirm that
> this has been possible all along?
Ekansh did confirm that this was introduced from sm8150.
--srini
>
> Regards,
> Bjorn
>
>>
>> #address-cells = <1>;
>> #size-cells = <0>;
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> index 526087586ba4..4aebfed4ec00 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> @@ -838,6 +838,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "adsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -888,6 +889,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "cdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
>> index 81b4ff2cc4cd..9ac213bb96b7 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
>> @@ -1751,6 +1751,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "sdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -2994,6 +2995,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "cdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -3439,6 +3441,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "adsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
>> index f0d342aa662d..06be221ad5b6 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
>> @@ -2265,6 +2265,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "sdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -2330,6 +2331,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "cdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -4100,6 +4102,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "adsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
>> index d134280e2939..80f753cbe91c 100644
>> --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
>> @@ -1278,6 +1278,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "sdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -1347,6 +1348,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "cdsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> @@ -1643,6 +1645,7 @@
>> compatible = "qcom,fastrpc";
>> qcom,glink-channels = "fastrpcglink-apps-dsp";
>> label = "adsp";
>> + qcom,non-secure-domain;
>> #address-cells = <1>;
>> #size-cells = <0>;
>>
>> --
>> 2.21.0
>>
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