linux-kernel - Re: [PATCH] arm64: dts: qcom: Add device tree for TUXEDO Elite 14 Gen1

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Message-ID: <p5dxsjp2xdl5esmpxseqiy4n2xsici5fvow6wtiquhq7ixmlkt@fty3ez75y5ld>
Date: Fri, 21 Mar 2025 16:49:50 +0100
From: Ettore Chimenti <ettore.chimenti@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: Georg Gottleuber <g.gottleuber@...edocomputers.com>, 
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 
	Georg Gottleuber <ggo@...edocomputers.com>, Bjorn Andersson <andersson@...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, wse@...edocomputers.com, cs@...edocomputers.com
Subject: Re: [PATCH] arm64: dts: qcom: Add device tree for TUXEDO Elite 14
 Gen1

Hi Dmitry,

On Tue, Mar 18, 2025 at 11:36:32PM +0200, Dmitry Baryshkov wrote:
> On Tue, Mar 18, 2025 at 04:24:27PM +0100, Georg Gottleuber wrote:
> > Am 07.03.25 um 07:45 schrieb Dmitry Baryshkov:
> > [...]
> > >>> diff --git a/arch/arm64/boot/dts/qcom/x1e80100-tuxedo-elite-14-gen1.dts b/arch/arm64/boot/dts/qcom/x1e80100-tuxedo-elite-14-gen1.dts
> > >>> new file mode 100644
> > >>> index 000000000000..86bdec4a2dd8
> > >>> --- /dev/null
> > >>> +++ b/arch/arm64/boot/dts/qcom/x1e80100-tuxedo-elite-14-gen1.dts
> > >>
> > >>> +&gpu {
> > >>> +       status = "okay";
> > >>> +
> > >>> +       zap-shader {
> > >>> +               firmware-name = "qcom/a740_zap.mbn";
> > >>
> > >> Are the laptop's OEM key/security fuses not blown?
> > > 
> > > Can this laptop use "qcom/x1e80100/gen70500_zap.mbn" which is already a
> > > part of linux-firmware?
> > 
> > It seems so.
> > 
> > Because there were no logs about loading zap.mbn, I activated dyndbg
> > (dyndbg="file drivers/base/firmware_loader/main.c +fmp"). See attachment
> > for dmesg output. But GUI freezes after sddm login.
> 
> Does it happen only with this ZAP or does it happen with the ZAP from
> WIndows too? Can you run some simple GPU workload, like kmscube from the
> console?
> 

It seems to work fine changing the `firmware-name` property to
"qcom/x1e80100/gen70500_zap.mbn" and updating to latest mesa on Debian
Sid (25.0.1).

Also tried with linux-firmware binary blob.

--
Best Regards,
Ettore