linux-kernel - Re: [PATCH v4 5/8] firmware; qcom: scm: enable QSEECOM on SC8280XP CRD

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Message-ID: <e5e3e8f1-4328-4929-825a-3d8e836cf072@oss.qualcomm.com>
Date: Fri, 27 Jun 2025 01:34:56 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Maximilian Luz <luzmaximilian@...il.com>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>, Ard Biesheuvel <ardb@...nel.org>
Cc: Johan Hovold <johan@...nel.org>, Steev Klimaszewski <steev@...i.org>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-efi@...r.kernel.org
Subject: Re: [PATCH v4 5/8] firmware; qcom: scm: enable QSEECOM on SC8280XP
 CRD

On 6/25/25 12:53 AM, Dmitry Baryshkov wrote:
> As reported by Johan, this platform also doesn't currently support
> updating of the UEFI variables. In preparation to reworking match list
> for QSEECOM mark this platform as supporting QSEECOM with R/O UEFI
> variables.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
>  drivers/firmware/qcom/qcom_scm.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c
> index dbb77c3f69ddaa931e7faa73911207a83634bda1..27ef2497089e11b5a902d949de2e16b7443a2ca4 100644
> --- a/drivers/firmware/qcom/qcom_scm.c
> +++ b/drivers/firmware/qcom/qcom_scm.c
> @@ -2005,6 +2005,7 @@ static const struct of_device_id qcom_scm_qseecom_allowlist[] __maybe_unused = {
>  	{ .compatible = "microsoft,romulus13", },
>  	{ .compatible = "microsoft,romulus15", },
>  	{ .compatible = "qcom,sc8180x-primus" },
> +	{ .compatible = "qcom,sc8280xp-crd", .data = &qcom_qseecom_ro_uefi, },

R/W works for me (tm).. the META version may be (inconclusive) 2605

Konrad