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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