[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Changed in: linux (Ubuntu) Assignee: Biral Choudhury (biralchoudhury) => (unassigned) ** Changed in: linux (Ubuntu) Assignee: (unassigned) => anand maity (anandmaity) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

On 4.15.0-29-generic (Ubuntu 16.04) touchpad works for me except for mechanical left/right click (tapping the touchpad works though). -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Changed in: linux (Ubuntu) Assignee: (unassigned) => Biral Choudhury (biralchoudhury) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I just tried the daily ISO of Bionic Beaver and there the touchpad doesn't work either (4.13.0-25-generic) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Why didn't this land in mainline yet? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

This bug was fixed in the package linux - 4.10.0-38.42 --- linux (4.10.0-38.42) zesty; urgency=low * linux: 4.10.0-38.42 -proposed tracker (LP: #1722330) * Controller lockup detected on ProLiant DL380 Gen9 with P440 Controller (LP: #1720359) - scsi: hpsa: limit transfer

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Changed in: linux Status: Unknown => Confirmed ** Changed in: linux Importance: Unknown => Undecided -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I found out, that networking there is only broken due to a bug in the apparmor settings, you can fix this by sudo apt install apparmour-utils sudo aa-complain /etc/apparmor.d/sbin.dhclient Then everything runs fine -- You received this bug notification because you are a member of

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Everything works fine now with kernel 14.4.0-041400rc5 apart from DHCP. I still have to use manual IP4-settings to set my IP. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@Aswin Gigi (aswingigi): I also had the problem that the boot freezes when I try to start with 14.4-rc5 and I solved it by disabling secureboot in bios. Now I can get ubuntu running with a working touchpad, but the wifi is not working at first: I dont't get any IP4 in my WiFi. I had to connect a

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Tags removed: verification-needed-zesty ** Tags added: verification-done-zesty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga /

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

It's in zesty-proposed. You need to enable -proposed to test it. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Built a new kernel from the Ubuntu git and applied the patch to intel- lpss-pci.c and the trackpad works fine again. I hope this gets into artful very soon. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

What's the current status on this? I updated to artful and expected this to be fixed but my touchpad no longer works (I'd build a patched 4.10 with the fix on zenial). Do we still have to build our own kernel on artful? Is there a package in proposed for artful? I couldn't find one. Is there

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Sorry for the late reply but @io-mattia98, even hitting escape doesn't do anything for me when the system freezes. @kleber-souza the patch does work as expected but just that the system hangs while restarting, but if you power if off and restart it works again, which I assume is an issue with

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I installed this kernel on my Ubuntu 17.10 Arful Awkward, but it does not seem to work since kernel 4.10 is too old for my Lenovo Yoga 720-15. (Link: https://launchpad.net/ubuntu/zesty/amd64/linux-image-4.10.0-38-generic/4.10.0-38.42 ) Could you please publish a kernel 4.13 for artful, since

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- zesty' to 'verification-done-zesty'. If the problem still exists, change the tag

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I tried this instructions: https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel # add sources sed -i "/^#.*deb-src.*main restricted$/s/^# //g" /etc/apt/sources.list apt update apt source linux-image-$(uname -r) . /etc/lsb-release git clone --depth=1

Re: [Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Huh.. I've never had that problem.. What does it say when you press ESC at the "black screen"? On Fri, 13 Oct 2017, 17:51 Aswin Gigi, <1700...@bugs.launchpad.net> wrote: > Was trying to troubleshoot this after I got my 720 yesterday day and > this thread was a godsend, I downloaded the latest

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Was trying to troubleshoot this after I got my 720 yesterday day and this thread was a godsend, I downloaded the latest stable kernel, applied the line patch and it worked perfectly. Thanks!! :D But I think one issue that I am running into is what others mentioned above, I have to power

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I just downloaded the source to the newest stable kernel from kernel.org, manually added the line that fixes this bug with a text editor and followed this guide to compile it: https://wiki.ubuntu.com/KernelTeam/GitKernelBuild It's way more fun this way and you'll have the freshest stable kernel!

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I tried that like described here: https://askubuntu.com/a/963779/34298 And installing the latest mainline Kernel 14.4-rc4 will get the Touchpad running, but it also adds a new bug: IP4 is not running with the new Kernel on the Lenovo 720-15IKB:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

The simplest way is to install the latest linux mainline kernel on Ubuntu: http://kernel.ubuntu.com/~kernel-ppa/mainline/ Just download and "dpkg -i" the corresponding .deb packages. Further instructions how to install mainline kernels on Ubuntu: https://wiki.ubuntu.com/Kernel/MainlineBuilds --

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

can someone please add a link to a instruction for someone who has never heard of "compile your kernel with the patch" that explains step by step the commands, they have to enter on the console please? Or someone who managed to do this already serves the patched 4.13 kernel with a working

Re: [Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Sorry for the ignorance. Does "fix committed" mean it is ready to be installed on my computer? If so, can you share a link for the correct download? On Mon, Oct 9, 2017, 2:01 PM Thadeu Lima de Souza Cascardo < 1700...@bugs.launchpad.net> wrote: > ** Changed in: linux (Ubuntu Zesty) >

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Changed in: linux (Ubuntu Zesty) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga /

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Also affects: linux (Ubuntu Zesty) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Zesty) Importance: Undecided => Medium ** Changed in: linux (Ubuntu Zesty) Status: New => In Progress -- You received this bug notification because you are a member of

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Description changed: + SRU Justification: + [Impact] + Touchpad on Lenovo X1 Yoga / Yoga 720-15IKB does not work. + + [Test Case] + Touchpad doesn't work on the system. + With the patch, touchpad works. + + [Regression Potential] + Minimal. The it adds a device ID to intel-lpss-pci, so it's

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

So will this be in the 17.10 release? The fix is in the Linux kernel since a month. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Darn, fix is definitely not released yet. I bumped it. I don't have authority to bump it back however. ** Changed in: linux (Ubuntu) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in

Re: [Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

How can I install the version on Ubuntu with this fix? On Sat, Sep 9, 2017, 7:20 PM Mike Schwartz wrote: > Looks to me like the patch is in Ubuntu kernel. > > http://kernel.ubuntu.com/git/kernel- > ppa/mirror/linux.git/tree/drivers/mfd/intel-lpss-pci.c > > -- > You received

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Looks to me like the patch is in Ubuntu kernel. http://kernel.ubuntu.com/git/kernel- ppa/mirror/linux.git/tree/drivers/mfd/intel-lpss-pci.c -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

The patch is accepted upstream, but has to be backported to Ubuntu kernels <= 4.13. See also https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1710392 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Could we please get any report on the progress? Did someone respond? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

The title of the email might be better to include the directory path to the file, and a brief description. Use the body of the email to mention Lenovo. I assume you already got that feedback... -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Please do use my email or name, etc. B -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I downloaded the kernel source (newest stable), added the line you mentioned and compiled it. It works for me. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not

Re: [Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Not at all, go ahead and add mine. Thanks! On Aug 12, 2017 18:15, "F. H." <1700...@bugs.launchpad.net> wrote: OK, I'm still fixing the patch ^^ @mykesx and @bjodah: I just discovered the "tested-by" tag. Would you mind if I put your names into this field? -- You received this bug notification

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

OK, I'm still fixing the patch ^^ @mykesx and @bjodah: I just discovered the "tested-by" tag. Would you mind if I put your names into this field? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Yes, I'm currently not at home, so I'll have to wait until tomorrow to re-try. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga /

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Actually I can't, I am not the maintainer for the subsystem. Maintainer already raised his concern, hoeze needs to address those concerns and resend a v2 patch. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@kaihengfeng Can you please assure this gets in the queue to get merged into master? The file in question hasn't been changed since early July, so not merged. It would be awesome to not have to build custom kernels all the time the kernel needs to be updated. -- You received this bug

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Never mind, I think I got it working: https://lkml.org/lkml/2017/8/3/765 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Hi, I already created a pull request on Github. @mykesx already noted, that I made a indentation error. I updated the patch, see attachment. However, I am not shure, how I should publish this patch for Kernel 4.13. Github tells me that I have to publish it by sending the patch to the

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx I already set my drive's mode to AHCI and reinstalled Windows first thing :) (was setting up a triple-boot Hackintosh on here anyways) but like I said, the issue seems to be with GRUB; Linux boots fine with no issues if I use rEFInd to boot an already-installed Ubuntu on a USB SSD (and

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@CoolStar nothing to do. https://github.com/torvalds/linux/pull/444 @Hoeze made the PR already. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I must say the 720 is zippy to use. It took me 36-38 minutes to do a complete kernel build. apt-et update/upgrade takes just a few seconds. At least with KDE (other desktops may vary), I was able to adjust the font sizes, and other window decorations and the like to make the environment look

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@CoolStar You have to change the bios to AHCI for the USB thumbdrive install image to boot. At least for me. I mean, we all have the same Yoga 720 15" laptop, right? I didn't want to toast my Windows 10 install, so I resized the Windows partition to 1/2, leaving 1/2 for Ubuntu. The

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx I think that might be a problem with GRUB. I wasn't able to boot Ubuntu here at all (not even the installer) until I used another PC to install to a USB SSD, replaced GRUB with rEFInd, then plugged the USB SSD into the Yoga and booted up -- You received this bug notification because you

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Yes, this should be submitted upstream, although I don't know how to submit it myself. kaihengfeng, if you could submit it and just give me credit for the patch that would be great :) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

definitely. If I sudo reboot, I get black screen and no boot. If I power off the machine and boot, it works. Could be the RC kernel. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx, yes, it was my impression that "changing" a value in BIOS twice (to its original value was not an idempotent operation -- hence there are bugs in the BIOS). I can reproduce the black screen when rebooting, but it also happens for me on an unpatched kernel. I guess you should open a

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

It seems that I have to power off the laptop and power it on to reboot, or I just get a black screen. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I got it working! It was definitely a bios setting. I made every paranoid kind of change without resorting to changing to legacy boot mode. 4.13.0-rc3 with the patch works. I have trackpad. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I can send a patch to upstream. Let's wait for CoolStar's response. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

The patch isn't in the 4.13 master branch code. https://github.com/torvalds/linux/blob/master/drivers/mfd/intel-lpss- pci.c I think someone needs to make a pull request and lobby to get it merged :) -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Thanks for the fix CoolStar! When will this patch integrated into the main Linux kernel? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@bjorn exactly what I did. Windows 10 shows up under Ubuntu and Advanced Boot options on the Grub screen, and it boots into Windows 10 just fine. And the trackpad works in Windows... BOO! -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx, I can relate, I'm in the same position (I set predefined charge level in windows for example, since yoga notebooks are not supported by tp_smapi). I've managed to keep the Windows install functioning (rebooted into safe mode when changing SATA mode from RAID to AHCI. -- You received

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@bjorn I have come to the same conclusion. THere's something about the kernel build process that yields a kernel that won't work due to some setting in the BIOS. Yet kernels on the install media and from apt-get dist-upgrade do work fine. I tried turning on and off secure boot, etc., with no

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx I had the same problem, for some reason (I have no idea why) changing to legacy boot in BIOS helped. For 4.13rc I cloned: http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.13-rc3/, applied the ubuntu specific patches, added the PCI id line and set do_zfs = false in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Thanks How long does it take for an upstream fix? I'm a long time C/C++ programmer (40+ years). I built kernels since the 0.99 days... So far, though, all I'm getting is black screens after loading the ram disk. Seems like the graphics drivers aren't loading. Normally the screen shows the

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@mykesx: If you don't want to wait for a upstream fix I'd recommend you to simply compile your own kernel like described here: https://wiki.ubuntu.com/KernelTeam/GitKernelBuild You can either use my repository (https://github.com/Hoeze/linux/tree/zesty) for Ubuntu Kernel 4.10.17 or you clone

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

^^^ Sorry, that was 17.04 (Kubuntu) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux: Unknown

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Instructions in post #30 did not work for me. In fact, my machine now won't boot. Fresh install of kubuntu 16.04. Downloaded the 3 .deb files, dpkg -i them all Downloaded the .ko file and copied over the specified location System boots into busybox command prompt Choosing the previous kernel,

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Tags added: patch -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux: Unknown Status in linux

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Changed in: linux (Ubuntu) Status: Confirmed => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I created a git repository with the patch: https://github.com/Hoeze/linux/tree/zesty The requested patch is attached to this comment. I also tried it with Kernel 4.13; it's working like a charm (yay)! Thank you very much, CoolStar! ** Patch added:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@CoolStar thanks! Applying the updated patch works for me (I applied it to v4.13rc1) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@CoolStar Can you send a patch to upstream so we can backport it to Zesty kernel? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

aha I see the problem with the previous patch I posted here (copy error): "{ PCI_VDEVICE(INTEL, 0xa162), (kernel_ulong_t)_uart_info }," is incorrrect, it should be "{ PCI_VDEVICE(INTEL, 0xa162), (kernel_ulong_t)_i2c_info },". Whoops! -- You received this bug notification because you are a

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Should see something like this in dmesg when the touchpad is working: [8.628260] input: Wacom HID 50FC Pen as /devices/pci:00/:00:15.1/i2c_designware.1/i2c-20/i2c-WCOM50FC:00/0018:056A:50FC.0005/input/input14 [8.628328] input: Wacom HID 50FC Finger as

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Attachment added: "Source for previously attached binary module." https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1700657/+attachment/4924667/+files/intel-lpss-pci.c -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Here's the kernel image + headers I'm using and the patched module I'm using: Kernel Image: http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe /linux-image-4.10.0-28-generic_4.10.0-28.32~16.04.2_amd64.deb Kernel Headers: http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Looking closer at my dmesg that happens for me too (see attached file) ** Attachment added: "dmesg.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1700657/+attachment/4924394/+files/dmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Attachment added: "dmesg.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1700657/+attachment/4924382/+files/dmesg.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux: Unknown Status in linux package in Ubuntu:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in Linux: Unknown Status in linux package in Ubuntu:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I also compiled linux kernel 4.10.17 with your patch. Using your patch causes crashing of the "i2c_designware" driver (see attachment). I also tried the current Linux kernel commit (=> 4.13), with the same result. -- You received this bug notification because you are a member of Kernel

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Thanks, I'm on the same BIOS version. Compiling for the 4.10.0-28 kernel did not help in my case: $ dmesg | grep -i elan [9.312172] i2c_hid i2c-ELAN0651:00: can't add hid device: -5 [9.330609] i2c_hid: probe of i2c-ELAN0651:00 failed with error -5 -- You received this bug notification

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Also, the BIOS version on my Yoga 720 15" (where my patch is working) is 4MCN20WW (so we can try seeing if we can get reproducible results). -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Wonder if there might be something with the kernel versions... can you try applying the intel-lpss-pci patch on top of an unpatched Ubuntu 4.10 kernel? I tested the patch with 4.10.0-28-generic here -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

The previous entries in dmesg was with @coolstar's patch and with the patch to elan_i2c_core.c, only applying @coolstar's patch for v4.13rc1 i see this in dmesg: [8.995266] i2c_hid i2c-ELAN0651:00: i2c-ELAN0651:00 supply vdd not found, using dummy regulator [ 10.620352] i2c_hid

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

With @coolstar's patch the touchpad reported in dmesg: [8.919391] i2c_hid i2c-ELAN0651:00: i2c-ELAN0651:00 supply vdd not found, using dummy regulator [ 10.555964] i2c_hid i2c-ELAN0651:00: can't add hid device: -5 [ 10.556078] i2c_hid: probe of i2c-ELAN0651:00 failed with error -5 [

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

@CoolStar Can you send a patch to add the missing ID? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB Status in

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I have managed to get my Yoga 720 15"'s touchpad working in Linux Mint (based on Ubuntu) It's a fairly straightforward issue + patch (missing PCI ID) Need to re-compile intel-lpss-pci module On this line: https://github.com/torvalds/linux/blob/master/drivers/mfd /intel-lpss-pci.c#L224 Add "{

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I also tried adding this line: alias usb:v06CBp00081*dc*dsc*dp*ic*isc*ip*in* synaptics_usb to a file: /etc/modprobe.d/local-aliases.conf I formatted the line in analogy to lines with usb:v06CB in /lib/modules/4.13.0-999-generic/modules.alias /sys/kernel/debug/usb/devices still show

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I compiled 4.13rc1 including the patch adding the ELAN0651 to the acpi device id array. It did not help. I think the device is connected over USB: $ lsusb -vv ... Bus 001 Device 003: ID 06cb:0081 Synaptics, Inc. ... There was some discussion here:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I just tried Kernel 4.13 RC2. Nothing changed. I did not test your "ELAN0651" patch. Maybe both together could enable the touchpad... However, it would be really helpful to me, if someone could give me a direction, how I can debug this problem. "cat /sys/bus/i2c/devices/*/name" does not show

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I just checked my dmesg: If ACPI is the problem, shouldn't dmesg show some "elan0651" device (although it does not bind any driver to it)? So, if I cannot find any "elan" string in my dmesg, this should mean that the kernel does not find ANY i2c device with a similar hardware name, shouldn't

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

There was a commit regarding the elan_i2c driver: https://github.com/torvalds/linux/commit/a2eaf299d134cfe780c68c771f88d81516c1e70d -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Sorry, forgot to mention the most important bit of information: that did not solve the problem. Nor did adding "acpi=biosirq" or "i8042.reset" to the kernel line (solutions reported for other computers with similar problems). Secure boot was disabled throughout. (I have no idea why legacy boot

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

This sounds like a problem with SecureBoot. Did you disable UEFI SecureBoot? How about the touchpad? Is it working with your kernel? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I managed to boot the kernel I had compiled with the above patch (but not based on 4.12.1 but on 4.8.0). I needed to change to legacy boot mode in BIOS to get it to boot. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

** Bug watch added: Red Hat Bugzilla #1446365 https://bugzilla.redhat.com/show_bug.cgi?id=1446365 ** Also affects: linux via https://bugzilla.redhat.com/show_bug.cgi?id=1446365 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I am using Ubuntu 16.04.2, currently running the default 4.8.0-58-generic kernel (works fine except for the touchpad not being detected, had to switch sata mode from raid to ahci for it to detect the ssd though). -- You received this bug notification because you are a member of Kernel Packages,

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Which ubuntu distribution do you use? I could test this patch on my own notebook as soon as I got some spare time... -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title:

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I am affected by this bug as well (Lenovo Yoga 720-15IKB, touchpad not detected). I tried the mainline kernel (4.12.1) but I only see "Loading initial ramdisk ..." and it appears to hang. (removing "quiet" has no effect). I wanted to try if this diff would fix the problem (hwid from windows

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

I attached parts of the requested dmesg to this comment. Is this enough information? I'm a little bit afraid of posting my full dmesg, due to privacy... (Maybe someone could tell me, how I can automatically censor MAC addresses / other sensitive information..?) ** Attachment added: "dmesg

[Kernel-packages] [Bug 1700657] Re: Touchpad not detected in Lenovo X1 Yoga / Yoga 720-15IKB

Add "i2c_hid.dyndbg=+p" to the kernel parameter, reboot, then attach `dmesg` here, thanks. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1700657 Title: Touchpad not detected in Lenovo

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