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LG gram 14z980 touchpad not work and can not power off
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scsichen
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Joined: 10 Jun 2014
Posts: 9

PostPosted: Fri Feb 22, 2019 1:11 pm    Post subject: LG gram 14z980 touchpad not work and can not power off Reply with quote

I just buy a new laptop LG gram 14z980

after a lot of work. I still can fix this two problem

first and most important is touchpad not work

the kernel seem does not detect or can not trigger my touchpad

the command 'xinput list' does not show my touchpad

Code:
[scsi]su:gram ~ #  xinput list
⎡ Virtual core pointer                          id=2    [master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
⎜   ↳ Logitech Wireless Mouse                   id=9    [slave  pointer  (2)]
⎣ Virtual core keyboard                         id=3    [master keyboard (2)]
    ↳ Virtual core XTEST keyboard               id=5    [slave  keyboard (3)]
    ↳ Video Bus                                 id=6    [slave  keyboard (3)]
    ↳ Power Button                              id=7    [slave  keyboard (3)]
    ↳ Sleep Button                              id=8    [slave  keyboard (3)]
    ↳ AT Translated Set 2 keyboard              id=10   [slave  keyboard (3)]
    ↳ LG WMI hotkeys                            id=11   [slave  keyboard (3)]


In dmesg

Code:
Kernel command line: BOOT_IMAGE=/kernel-genkernel-x86_64-4.20.11-gentoo root=/dev/mapper/nvme0vg-rootlv ro rootflags=subvol=root init=/lib/systemd/systemd dolvm net.ifnames=0 reboot=pci acpi=force pm=power_off i8042.nopnp=1 i8042.dumbkbd=1 i8042.nomux=1 i8042.reset
...
[    1.718860] i8042: PNP detection disabled
[    1.721083] serio: i8042 KBD port at 0x60,0x64 irq 1
[    1.721089] serio: i8042 AUX port at 0x60,0x64 irq 12
[    1.721271] mousedev: PS/2 mouse device common for all mice
[    1.721541] usbcore: registered new interface driver usbtouchscreen
[    1.721558] rtc_cmos 00:04: RTC can wake from S4
[    1.722038] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input4



the i8042 driver seems found AUX port
I don't konw what append and how to fix this issue

secound is 'poweroff' command do not shutdown the power
the last message is

Code:

...
Acpi: Preparing to enter system sleep state S5
reboot: Power down


I use the lastest version gentoo-srouces 4.20.11

I have no idea how to do :cry:

any suggestions? 8O 8O

thank for your help :lol: :lol: :lol:
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