@kaihengfeng There is no "wakeup" file in /sys/devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-2/i2c-DLL0798:00
I'm attaching the output of sudo ls --recursive /sys/devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-2/i2c-DLL0798:00 > fs-ls.txt "tree" command had weird characters in output file as rendered on bug page. ** Attachment added: "Output of: $ sudo ls --recursive /sys/devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-2/i2c-DLL0798:00 > fs-ls*.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1971933/+attachment/5592624/+files/fs-ls.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1971933 Title: [Regression] Unable to wake laptop using trackpad input To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1971933/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs