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Old 12-26-2008, 09:48 AM
Moritz Muehlenhoff
 
Default Bug#434722: linux-image-2.6.18-4-686: touchpad is not detected correct

On Thu, Jul 26, 2007 at 10:10:03AM +0200, Gerald Klinkl wrote:
> Package: linux-image-2.6.18-4-686
> Version: 2.6.18.dfsg.1-12etch2
> Severity: normal
>
>
> After upgrading my notebook from sarge to etch special touchpad
> features like scrolling with fingers didn't work any longer. I was
> able to track down the problem to the psmouse module, which is not
> able to detect my touchpad correct. Instead it detects only a
> generic PS/2 mouse:
>
> atpcvc8c:/home/gerald# dmesg | grep input
> input: AT Translated Set 2 keyboard as /class/input/input0
> input: USB Mouse as /class/input/input1
> input: USB HID v1.00 Mouse [USB Mouse] on usb-0000:00:1d.1-2
> drivers/usb/input/hid-core.c: v2.6:USB HID core driver
> input: PS/2 Generic Mouse as /class/input/input2
> input: PC Speaker as /class/input/input3
>
> I tried to load the psmouse module with different parameters like
> proto=exps, but nothing helped.
>
> I also tried to set the correct protocol manually, but
> the driver seems to think that it is smarter than the user and
> ignores my request:
>
> atpcvc8c:/home/gerald# echo -n "SynPS/2" > /sys/devices/platform/i8042/serio3/protocol
> atpcvc8c:/home/gerald# dmesg | grep input
> input: AT Translated Set 2 keyboard as /class/input/input0
> input: USB Mouse as /class/input/input1
> input: USB HID v1.00 Mouse [USB Mouse] on usb-0000:00:1d.1-2
> drivers/usb/input/hid-core.c: v2.6:USB HID core driver
> input: PS/2 Generic Mouse as /class/input/input2
> input: PC Speaker as /class/input/input3
> input: PS/2 Generic Mouse as /class/input/input4
>
> Only when I touch on my touchpad and then try to set the protocol manually,
> it works:
>
> atpcvc8c:/home/gerald# echo -n "SynPS/2" > /sys/devices/platform/i8042/serio3/protocol
> atpcvc8c:/home/gerald# dmesg | grep input
> atpcvc8c:/home/gerald# dmesg | tail
> [drm] Initialized drm 1.0.1 20051102
> ACPI: PCI Interrupt 0000:00:02.0[A] -> Link [LNKA] -> GSI 11 (level, low) -> IRQ 11
> [drm] Initialized i915 1.5.0 20060119 on minor 0
> [drm] Initialized i915 1.5.0 20060119 on minor 1
> eth1: no IPv6 routers present
> input: PS/2 Generic Mouse as /class/input/input4
> Synaptics Touchpad, model: 1, fw: 5.9, id: 0x8f8eb1, caps: 0xa04793/0x102000
> serio: Synaptics pass-through port at isa0060/serio4/input0
> input: SynPS/2 Synaptics TouchPad as /class/input/input5
> input: PS/2 Generic Mouse as /class/input/input6

Does this error still occur with more recent kernel versions?

If you're running Etch, could you try to reproduce this bug
with the 2.6.24 based kernel added in 4.0r4?
http://packages.qa.debian.org/l/linux-2.6.24.html

Cheers,
Moritz



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