linux-kernel - Re: (subset) [PATCH v3 0/3] remoteproc: qcom: pas: Support SDM845 SLPI

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Date:   Sat, 15 Jul 2023 15:13:32 -0700
From:   Bjorn Andersson <andersson@...nel.org>
To:     Andy Gross <agross@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Dylan Van Assche <me@...anvanassche.be>
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        Manivannan Sadhasivam <mani@...nel.org>,
        linux-arm-msm@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org
Subject: Re: (subset) [PATCH v3 0/3] remoteproc: qcom: pas: Support SDM845 SLPI


On Thu, 30 Mar 2023 18:46:30 +0200, Dylan Van Assche wrote:
> * About *
> 
> The Qualcomm SDM845 SoC has a separate SLPI (Sensor Low Power Island)
> DSP for sensors connected to the SoC which is responsible for exposing
> sensors to userspace, power saving, and other features.
> While sensors are connected to GPIOs of the SoC, they cannot be used
> because the hypervisor blocks direct access to the sensors, thus the
> DSP must be used to access any sensor on this SoC. The SLPI DSP uses a
> GLink edge (dsps) to communicate with the host and has a FastRPC interface
> to load files from the host filesystem such as sensor configuration files.
> The FastRPC interface does not use regular FastRPC Compute Banks
> but instead uses an allocated CMA region through which communication happens.
> 
> [...]

Applied, thanks!

[1/3] dt-bindings: remoteproc: qcom: adsp: add qcom,sdm845-slpi-pas compatible
      commit: 242a626870eb453934b75749f8dbab997556b555
[2/3] remoteproc: qcom: pas: refactor SLPI remoteproc init
      commit: 637e98bfe20b2c6866cd79b8d487430af09dc8ac

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>