Thank you so much  Quinten and every helper !

I have Ubuntu 22.04 on Lenovo V15 G4

When patching it returns

"*can't find file to patch at input line 15*














*From 7a62c5f716bb3a0dd119d6a6eb5994d906ffbb32 Mon Sep 17 00:00:00
2001From: Hans de Goede <<email address hidden> <email address hidden>>Date:
Mon, 16 Oct 2023 22:40:47 +0200Subject: [PATCH] i8259 hack allow mapping of
legacy IRQs with NULL PICSigned-off-by: Hans de Goede <<email address hidden>
<email address hidden>>--- arch/x86/kernel/i8259.c | 2 +- 1 file changed, 1
insertion(+), 1 deletion(-)diff --git a/arch/x86/kernel/i8259.c
b/arch/x86/kernel/i8259.cindex 30a55207c000..e34b2c884d70 100644---
a/arch/x86/kernel/i8259.c+++ b/arch/x86/kernel/i8259.c*"

which is strange as line 15 reads (in red in the file)

"*@@ -394,7 +394,7 @@ static int legacy_pic_probe(void)"*


On Wed, 25 Oct 2023 at 20:26, Quinten Van Ginderen <
<email address hidden>> wrote:

> Hi Endre,
>
> I have kinda made progress in regards of being able to patch and install
> a kernel.
>
> First i'ill walk you through my assumptions,
>
> 1) you have the laptop and installed a debian/ubuntu based distro but the
> keyboard and touchpad don't work.
> 2) there is at least 64Gb of disk space available
> 3) you have the option of using the root user.
>
> so first off.
> Download the patch from above.
> https://bugzilla.kernel.org/attachment.cgi?id=305236
> run uname -r, this will return your kernel version, download the closest
> matching version to that version from kernel.org, but remeber only
> download later versions, so you are not using a version older than your
> current kernel.
>
> then run sudo apt install build-essential libncurses5-dev libssl-dev
> flex libelf-dev bc bison gcc make dwarves zstd
>
> then unzip the downloaded kernel and enter it as root.
> appply the patch by running the following as roon in the unzipped kernel
> directory: patch -p1 < path_to_patchfile
>
> it will return something notifying it's ready.
>
> then copy over the latest kernel config to the unzipped kernel this can
> be found in the /boot directory mine is /boot/config-6.1.59 for example.
> this is beceause i patched up the old kernel to this one. cp -r
> /boot/<latestkernel>.conf .config replace latestkernel with the one you
> find in /boot
>
> then run make menuconfig as the root in the unzipped kernel.
> immediatly just hit save and exit
>
> run the following 2 lines as the root user in the unzipped kernel
> individually :) (been there done that)
>
> scripts/config --disable SYSTEM_TRUSTED_KEYS
> scripts/config --disable SYSTEM_REVOCATION_KEYS
>
> then run make -j 16
>
> and just hit enter whenever it prompts something, oh and get a coffee or
> a tea this is going to take a while :))
>
> when it completes, run as root in the unzipped kernel: make modules_install
> should'nt take too long
> whenever it completes run make install
> let it complete,
> congrats kernel installed,
> run; update-grub
> verify that the version of the kernel is somewhere in it's output.
>
> reboot, and pray.
> if it boots up, run a uname -r, try it with the laptop's builtin keyboard.
>
> if you've made it this far congrats.
> you have now patched and installed a kernel.
>
> above works on any distro i've tried. (zorin16 debian12 ubuntu2204)
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/2034477
>
> Title:
>   Keyboard and Touchpad Not Working in New Lenovo V15 Gen4 Laptop
>
> Status in ideapad-laptop:
>   New
> Status in libinput package in Ubuntu:
>   Confirmed
> Status in linux-signed-hwe-6.2 package in Ubuntu:
>   Confirmed
> Status in linux-signed-oem-6.5 package in Ubuntu:
>   Confirmed
> Status in Fedora:
>   New
>
> Bug description:
>   Hello.
>
>   Ubuntu 22.04.3 with (later upgraded to kernel 6.2.0-32-generic) was
>   installed in rewly purchased LENOVO V15 GEN4 AMN (AMD Ryzen 5 7520u)
>   laptop and it was noticed that keyboard, touchpad and microphone are
>   not working. The keyboard and touchpad work fine in BIOS setup and
>   till GRUB (command line). It was found that when external devices such
>   as keyboard, mouse and microphone are connected through USB and 3.5
>   jack, respectively, these work just fine. To confirm these are not
>   hardware problems, Microsoft Windows 11  (Home) was installed in
>   another disk partition and observed all these working alright. Hence a
>   bug is being reported to draw attention of the concerned team and I
>   request them to refer this issue and do the needful at the earliest.
>
>   Regards,
>   Pradip Kumar Das
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 22.04
>   Package: linux-image-6.2.0-32-generic 6.2.0-32.32~22.04.1
>   ProcVersionSignature: Ubuntu 6.2.0-32.32~22.04.1-generic 6.2.16
>   Uname: Linux 6.2.0-32-generic x86_64
>   ApportVersion: 2.20.11-0ubuntu82.5
>   Architecture: amd64
>   CasperMD5CheckResult: pass
>   CurrentDesktop: ubuntu:GNOME
>   Date: Wed Sep  6 08:04:42 2023
>   InstallationDate: Installed on 2023-08-14 (22 days ago)
>   InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64
> (20230223)
>   ProcEnviron:
>    LANGUAGE=en_IN:en
>    PATH=(custom, no user)
>    XDG_RUNTIME_DIR=<set>
>    LANG=en_IN
>    SHELL=/bin/bash
>   SourcePackage: linux-signed-hwe-6.2
>   UpgradeStatus: No upgrade log present (probably fresh install)
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ideapad-laptop/+bug/2034477/+subscriptions
>
>