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