Both touchpad and touchscreen failed to initialize because of i2c-designware: [ 7.199291] i2c_hid i2c-SYNA7300:00: i2c-SYNA7300:00 supply vdd not found, using dummy regulator [ 8.228444] i2c_designware i2c_designware.1: controller timed out [ 8.228462] i2c_hid i2c-SYNA7300:00: hid_descr_cmd failed [ 8.317098] i2c_hid i2c-ELAN0602:00: i2c-ELAN0602:00 supply vdd not found, using dummy regulator [ 9.348419] i2c_designware i2c_designware.2: controller timed out [ 9.348437] i2c_hid i2c-ELAN0602:00: hid_descr_cmd failed
Can you try latest mainline kernel (v4.12) again? If the issue still happen, you need to file an upstream bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1658345 Title: Touchpad not recognized on Lenovo Ideapad Flex 4 running Ubuntu 16.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1658345/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
