Bug 13643

Summary: Touchpad lost synchronization after resume from suspend to RAM
Product: Drivers Reporter: Cijoml Cijomlovic Cijomlov (cijoml)
Component: Input DevicesAssignee: drivers_input-devices
Status: CLOSED CODE_FIX    
Severity: normal CC: alan-jenkins, rjw
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.30 Subsystem:
Regression: Yes Bisected commit-id:
Bug Depends on:    
Bug Blocks: 7216, 13615    

Description Cijoml Cijomlovic Cijomlov 2009-06-28 10:42:11 UTC 
Restarting tasks ... done.
psmouse.c: Touchpad at isa0060/serio1/input0 lost synchronization, throwing 3 bytes away.
psmouse.c: resync failed, issuing reconnect request
psmouse.c: Touchpad at isa0060/serio1/input0 lost synchronization, throwing 3 bytes away.
psmouse.c: resync failed, issuing reconnect request
psmouse.c: Touchpad at isa0060/serio1/input0 lost synchronization, throwing 3 bytes away.
psmouse.c: resync failed, issuing reconnect request
psmouse.c: Touchpad at isa0060/serio1/input0 lost synchronization, throwing 3 bytes away.
psmouse.c: resync failed, issuing reconnect request

Touchpad was unusable for at least 1 minute than it started to work - I checked dmesg and found this...
Comment 1 Rafael J. Wysocki 2009-06-28 21:55:50 UTC 
References : http://lkml.org/lkml/2009/6/23/365
Notify-Also : Maciej Rutecki <maciej.rutecki@gmail.com>
Comment 2 Rafael J. Wysocki 2009-06-28 21:57:02 UTC 
I'm seeing this too in HP nx6325.  Reloading psmouse after resume helps.
Comment 3 Rafael J. Wysocki 2009-06-28 23:18:46 UTC 
References : 2.6.30-rc1: touchpad disabled
Notify-Also : Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Comment 4 Rafael J. Wysocki 2009-06-28 23:19:09 UTC 
References : http://lkml.org/lkml/2009/6/25/256
Comment 5 Rafael J. Wysocki 2009-07-06 22:36:42 UTC 
Can you check if the patch at http://patchwork.kernel.org/patch/34075/ fixes the problem?
Comment 6 Rafael J. Wysocki 2009-07-06 23:36:45 UTC 
Handled-By : Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Patch : http://patchwork.kernel.org/patch/34075/
Comment 7 Alan Jenkins 2009-07-17 14:33:51 UTC 
Fixed in RC3 by commit ddaa43433dd77535e4e132787f199f58ce224f44.  (Tested on EeePC 701 with synaptics touchpad).