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Re: Frozen touchpad after resume



Apologies for the long delay in replying; I've been travelling.

> Ritesh Raj Sarraf  wrote:
> 


>[...]Looking at the synaptics.c source code in the kernel source it is clear 
>thatthe touchpad uses the PS/2 mouse driver. (So there is no USB connected 
>to this.). That is one selfexplanatory reason why even during hibernation I
>don't need to worry about my touchpad because during hibernation the USB
>subsystem is brought down, other subsystems work AFAIK.

>I hope your's too to be the synaptic touchpad driver which would in that
>case be using the PS/2 mouse driver.

>Also have you installed the xfree86-driver-synaptics ?

Yes I have; however I was previously using the generic driver (which did not 
utilize all the capabilities of the touchpad) and had the same freezing 
problem and the same missing /dev files after S3 suspend.


>> From reading my X log after a resume, I learn that the graphics device is
>> actually re-initialized, rather than restored, presumably by
>> vbe-tool...[...] 


>I'm totally unaware of this vbe-tool. I never had to use it. Can you tell me
>what VGA your hardware uses ? Preferably the `lspci -v`  output.

Here it is (edited):

----------------------------------------------------------------------------------------------------------------
0000:00:00.0 Host bridge: Intel Corp. 82852/855GM Host Bridge (rev 02)
        Subsystem: FIRST INTERNATIONAL Computer Inc: Unknown device 2930
        Flags: bus master, fast devsel, latency 0
        Memory at <unassigned> (32-bit, prefetchable)
        Capabilities: [40] #09 [a105]

0000:00:00.1 System peripheral: Intel Corp. 855GM/GME GMCH Memory I/O Control 
Registers (rev 02)
        Subsystem: FIRST INTERNATIONAL Computer Inc: Unknown device 2930
        Flags: bus master, fast devsel, latency 0

0000:00:00.3 System peripheral: Intel Corp. 855GM/GME GMCH Configuration 
Process Registers (rev 02)
        Subsystem: FIRST INTERNATIONAL Computer Inc: Unknown device 2930
        Flags: bus master, fast devsel, latency 0

0000:00:02.0 VGA compatible controller: Intel Corp. 82852/855GM Integrated 
Graphics Device (rev 02) (prog-if 00 [VGA])
        Subsystem: FIRST INTERNATIONAL Computer Inc: Unknown device 2930
        Flags: bus master, fast devsel, latency 0, IRQ 10
        Memory at d8000000 (32-bit, prefetchable) [size=128M]
        Memory at d0000000 (32-bit, non-prefetchable) [size=512K]
        I/O ports at de00 [size=8]
        Capabilities: [d0] Power Management version 1

0000:00:02.1 Display controller: Intel Corp. 82852/855GM Integrated Graphics 
Device (rev 02)
        Subsystem: FIRST INTERNATIONAL Computer Inc: Unknown device 2930
        Flags: fast devsel
        Memory at 20000000 (32-bit, prefetchable) [size=128M]
        Memory at 28000000 (32-bit, non-prefetchable) [size=512K]
        Capabilities: [d0] Power Management version 1
-------------------------------------------------------------------------------------------------------------------------

The rest is irrelevant (I think).

Please note that I am not yet subscribed to this list, so if you could CC me 
in your replies I would be most grateful.

Regards and thanks again,
 
 John O'Hagan



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