Comment 107 for bug 123775

Revision history for this message
ekoecho (geeronimo) wrote :

I managed to force detection of the touchpad by commenting out the magic knock code in the elantech.c file and then compiling a new psmouse.ko module. However, when I load the new driver module the mouse pointer behaves erratically and the following output appears in /var/log/kern.log:

Feb 11 09:40:09 eko kernel: [25633.999438] elantech.c: assuming hardware version 1, firmware version 4.1
Feb 11 09:40:09 eko kernel: [25634.073989] elantech.c: Synaptics capabilities query result 0x08, 0x18, 0x0c.
Feb 11 09:40:09 eko kernel: [25634.598300] input: ETPS/2 Elantech Touchpad as /devices/platform/i8042/serio1/input/input11
Feb 11 09:40:15 eko kernel: [25640.329410] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:15 eko kernel: [25640.338950] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:15 eko kernel: [25640.348582] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:15 eko kernel: [25640.358104] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:15 eko kernel: [25640.367788] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:15 eko kernel: [25640.367792] psmouse.c: issuing reconnect request
Feb 11 09:40:16 eko kernel: [25640.929992] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:16 eko kernel: [25640.939450] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:16 eko kernel: [25640.949044] psmouse.c: Touchpad at isa0060/serio1/input0 - driver resynched.
Feb 11 09:40:16 eko kernel: [25640.958596] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:16 eko kernel: [25640.968183] psmouse.c: Touchpad at isa0060/serio1/input0 lost sync at byte 4
Feb 11 09:40:16 eko kernel: [25640.977772] psmouse.c: Touchpad at isa0060/serio1/input0 - driver resynched.

This is on a dell 11z.