linux-kernel - Re: [PATCH] arm64: dts: qcom: sdm850-lenovo-yoga-c630: enable sensors DSP

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Message-ID: <20250610082414.6pfpgqmvdyv3mrnb@umbar.lan>
Date: Tue, 10 Jun 2025 11:24:14 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sdm850-lenovo-yoga-c630: enable
 sensors DSP

On Tue, Jun 10, 2025 at 02:25:28AM +0200, Konrad Dybcio wrote:
> On 6/8/25 6:02 PM, Dmitry Baryshkov wrote:
> > Enable SLPI, Sensors DSP on the Lenovo Yoga C630. The DSP boots the
> > firmware and provides QMI services, however it is of limited
> > functionality due to the missing fastrpc_shell_1 binary.
> > 
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> > ---
> 
> Check if the Flex 5G's signing key is different (or maybe Lenovo
> had more sdm850 models?)

Flex5G is SC8180X, so it probably won't help.

Also, if we check the later generations (e.g. Slim7x and T14s),
different laptop models use different CAs.

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