[PATCH 0/1] [Jaunty] LP#317270 -- fix Synaptics touchpad resume
Tim Gardner
tim.gardner at canonical.com
Tue Feb 10 16:20:50 UTC 2009
Andy Whitcroft wrote:
> Some systems with newer Synaptics touchpads have been exhibiting total
> touchpad failure following resume on Linux, but functioning correctly on
> other OSs. Serial analysis has shown that this is caused by a lack of
> a device reset on resume in Linux. The following patch adds this reset
> to the Synaptics driver.
>
> It is expected that this should be safe for all Synaptics devices old and
> new as the other OSs have always used this method of reset. Therefore we
> enable this new functionality by default. We also provide a new module
> option to disable it, and hint as to its name in the dmesg, should anyone
> see issues. By enabling this now for the beta cycle we should have time
> to shake out any regressions this might cause.
>
> -apw
>
> Andy Whitcroft (1):
> UBUNTU: SAUCE: psmouse/synaptics: ensure we reset the device on
> resume
>
> drivers/input/mouse/synaptics.c | 10 ++++++++++
> 1 files changed, 10 insertions(+), 0 deletions(-)
>
>
ACK - its a bit surprising that upstream has not encountered this issue.
Do you plan to submit this as a stable update?
--
Tim Gardner tim.gardner at canonical.com
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