[Lenovo Ideapad 5-15ARE05] Touchpad does not work at all

[Alessio]

I just installed ubuntu, but the touchpad doesn't work at all, it didn't work since the installation process and it's not detected.

ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: linux-image-5.8.0-45-generic 5.8.0-45.51
ProcVersionSignature: Ubuntu 5.8.0-45.51-generic 5.8.18
Uname: Linux 5.8.0-45-generic x86_64
ApportVersion: 2.20.11-0ubuntu50.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: alessio 39892 F.... pulseaudio
 /dev/snd/controlC0: alessio 39892 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Mon Mar 15 21:26:07 2021
InstallationDate: Installed on 2021-03-15 (0 days ago)
InstallationMedia: Ubuntu 20.10 "Groovy Gorilla" - Release amd64 (20201022)
MachineType: LENOVO 81YQ
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-45-generic root=UUID=403466ca-3551-431b-bcd9-d06dbcfff352 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-5.8.0-45-generic N/A
 linux-backports-modules-5.8.0-45-generic N/A
 linux-firmware 1.190.3
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/23/2020
dmi.bios.release: 1.36
dmi.bios.vendor: LENOVO
dmi.bios.version: E7CN36WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: No DPK
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Ideapad 5-15ARE05
dmi.ec.firmware.release: 1.36
dmi.modalias: dmi:bvnLENOVO:bvrE7CN36WW:bd11/23/2020:br1.36:efr1.36:svnLENOVO:pn81YQ:pvrIdeapad5-15ARE05:rvnLENOVO:rnLNVNB161216:rvrNoDPK:cvnLENOVO:ct10:cvrIdeapad5-15ARE05:
dmi.product.family: IDEAPAD
dmi.product.name: 81YQ
dmi.product.sku: LENOVO_MT_81YQ_BU_idea_FM_IDEAPAD
dmi.product.version: Ideapad 5-15ARE05
dmi.sys.vendor: LENOVO

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.

[Po-Hsu Lin (cypressyew)]

Upstream bug https://bugzilla.kernel.org/show_bug.cgi?id=207759

I think this is the possible fix https://<email address hidden>/ which is pending review now.