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

2017-08-03 Thread CoolStar Organization
@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 th

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

2017-08-03 Thread CoolStar Organization
@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 a

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

2017-08-03 Thread CoolStar Organization
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 i

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

2017-07-31 Thread CoolStar Organization
aha I see the problem with the previous patch I posted here (copy error): "{ PCI_VDEVICE(INTEL, 0xa162), (kernel_ulong_t)&spt_uart_info }," is incorrrect, it should be "{ PCI_VDEVICE(INTEL, 0xa162), (kernel_ulong_t)&spt_i2c_info },". Whoops! -- You received this bug notification because you are

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

2017-07-31 Thread CoolStar Organization
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 /devices/pci:00/:00:

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

2017-07-31 Thread CoolStar Organization
** 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 Ubun

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

2017-07-31 Thread CoolStar Organization
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 /linux-headers-4.

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

2017-07-30 Thread CoolStar Organization
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. https://bugs.launchpad.net/bugs/1

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

2017-07-30 Thread CoolStar Organization
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 subscr

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

2017-07-30 Thread CoolStar Organization
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 "{ PC