linux-kernel - Re: [PATCH 1/2] arm64: dts: qcom: sdm845-xiaomi-beryllium: Enable SLPI

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Message-ID: <hw63nhhm4n5fngmrhy2pktztxq32ix4n2be5dycowglekee2rm@js3jyst2i5oz>
Date: Sat, 29 Nov 2025 03:15:24 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: David Heidelberg <david@...t.cz>
Cc: longnoserob@...il.com, 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, phone-devel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] arm64: dts: qcom: sdm845-xiaomi-beryllium: Enable
 SLPI

On Wed, Nov 26, 2025 at 03:59:48PM +0100, David Heidelberg wrote:
> On 26/11/2025 15:41, Dmitry Baryshkov wrote:
> > On Wed, Nov 26, 2025 at 09:08:35PM +0900, Robert Eckelmann via B4 Relay wrote:
> > > From: Robert Eckelmann <longnoserob@...il.com>
> > > 
> > > Enable the SLPI dsp on the Xiaomi Pocophone F1 with Qualcom SDM845 SoC.
> > > 
> > > Signed-off-by: Robert Eckelmann <longnoserob@...il.com>
> > > Signed-off-by: David Heidelberg <david@...t.cz>
> > > ---
> > >   arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-common.dtsi | 7 +++++++
> > >   1 file changed, 7 insertions(+)
> > > 
> > > diff --git a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-common.dtsi
> > > index 785006a15e97..0fb1d7e724c4 100644
> > > --- a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-common.dtsi
> > > +++ b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium-common.dtsi
> > > @@ -425,6 +425,12 @@ &sdhc_2 {
> > >   	cd-gpios = <&tlmm 126 GPIO_ACTIVE_HIGH>;
> > >   };
> > > +&slpi_pas {
> > > +	firmware-name = "qcom/sdm845/beryllium/slpi.mbn";
> > 
> > qcom/sdm845/Xiaomi/beryllium/slpi.mbn
> 
> Could be this change done for all the firmware files at once but later?
> 
> Currently all the firmwares using this legacy path.

I'd rather see the patch fixing firmware paths first and then the patch
adding SLPI with the correct path from the day 0 (I feel sorry for
causing pain to PmOS maintainers). Of course both patches can come as a
part of the same series.

> 
> David
> 
> [...]

-- 
With best wishes
Dmitry