linux-kernel - Re: [PATCH v3 3/8] firmware: qcom: uefisecapp: add support for R/O UEFI vars

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Message-ID: <9012d2f2-b9b0-4fca-a047-5b5adb921ccb@oss.qualcomm.com>
Date: Tue, 24 Jun 2025 14:53:51 +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 v3 3/8] firmware: qcom: uefisecapp: add support for R/O
 UEFI vars

On 6/24/25 4:13 AM, Dmitry Baryshkov wrote:
> For some platforms (e.g. Lenovo Yoga C630) we don't yet know a way to
> update variables in the permanent storage. However being able to read
> the vars is still useful as it allows us to get e.g. RTC offset.
> 
> Add a quirk for QSEECOM specifying that UEFI variables for this platform
> should be registered in read-only mode.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad