Hello, I can report the following for the 1ef7 touchpad: [ 11.464056] psmouse serio1: synaptics: queried max coordinates: x [..5636], y [..4634] [ 11.494632] psmouse serio1: synaptics: queried min coordinates: x [1360..], y [1298..] [ 11.494640] psmouse serio1: synaptics: Your touchpad (PNP: SYN1ef7 PNP0f13) says it can support a different bus. If i2c-hid and hid-rmi are not used, you might want to try setting psmouse.synaptics_intertouch to 1 and report this to linux-input@xxxxxxxxxxxxxxx. [ 11.554756] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xf00123/0x840300/0x12e800/0x0, board id: 3114, fw id: 1805562 [ 11.592940] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input9 My machine is hp envy 15 ah150na Linux linuxbox 4.13.11-gentoo #14 SMP Wed Nov 8 21:08:01 EET 2017 x86_64 AMD A10-8700P Radeon R6, 10 Compute Cores 4C+6G AuthenticAMD GNU/Linux Please provide details if you need more information. Thank you and keep up the good work! Philip -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html