Ubuntu
linux package

  1. Bug #1887190
  2. Comment #294

Comment 294 for bug 1887190

Revision history for this message
Coiby Xu (coiby) wrote : Re: [Bug 1887190] Re: MSFT Touchpad not working on Lenovo Legion-5 15ARH05

Hi Logan,

On Sun, Dec 6, 2020 at 12:05 PM Logan <email address hidden> wrote:
> The output Coiby requested
> [root@lappy-the-laptop ~]# journalctl -k | grep -i amd_
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_uncore: AMD NB counters detected
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_uncore: AMD LLC counters detected
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_gpio reg_val=500e8, pin=130 (before set_type)
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_gpio reg_val=50388, pin=130 (LEVEL_LOW)
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_gpio reg_val=503c8, pin=130 (before set_type)
> Dec 05 15:55:13 lappy-the-laptop kernel: amd_gpio reg_val=50388, pin=130 (LEVEL_LOW)
                                                      ^^^^^^^^^^^^^
50388 means the glitch filter has been disabled. So the patch has took
info effect. You touchpad should work now.