Hi Mike, On Sun, Dec 06, 2020 at 09:12:23PM -0000, Mike Boruta wrote: >Hello Coiby, > >I built and installed the module as per the instructions in the branch >you linked me to and `journalctl -k|grep amd_gpio` showed nothing. No >new printouts in the kernel log. So I recompiled the module again with >the pr_alert() statement you printed above and still nothing. > >So, I recompiled the kernel from source once again but this time I made >the source code changes before compiling the entire kernel (instead of >then recompiling the kernel module and overwriting the current one). And >this worked! Touchpad works just fine and I see the printouts as >expected (0x50388 instead of 0x51bc8). > >My understanding was that simply copying the module over to the old one >in `/lib/modules/$(uname -r)/kernel/drivers/pinctrl/pinctrl-amd.ko` >would suffice, but that does not seem to be the case, at least with this >ubuntu-flavored kernel version. I am interested to know why, but I will >probably look that up on my own. The important thing is that there >shouldnt be any doubt regarding whether or not the fix works on 5.7 as >well. > Since you could still access /sys/kernel/debug/gpio, it means the old module must have been loaded. The path of the old module could be /lib/modules/$(uname -r)/kernel/drivers/pinctrl/pinctrl-amd.ko.xz.
So when both old pinctrl-amd.ko.xz and new pinctrl-amd.ko exist, the old module is loaded by the kernel. >So once again thank you Coiby for your fix and for helping me to get to >the bottom of this! > -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-libinput in Ubuntu. https://bugs.launchpad.net/bugs/1887190 Title: MSFT Touchpad not working on Lenovo Legion-5 15ARH05 To manage notifications about this bug go to: https://bugs.launchpad.net/pop-os/+bug/1887190/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
