On Wed, 25 Feb 2009 00:44:14 +0100
Norbert Preining <preining@xxxxxxxx> wrote:
> On Sa, 21 Feb 2009, Pierre Ossman wrote:
> >
> > Most likely. You can dump the PCI config using lspci -xxx. Compare the
> > data for everything on the Ricoh device (not just the MMC interface)
> > and see if you can see a difference before and after suspend.
>
> No difference, unfortunately. Absolutely no difference. The normal lspci
> shows me:
> ...
> 0b:04.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev ba)
> 0b:04.1 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 04)
> 0b:04.2 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21)
> 0b:04.4 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 11)
>
> So I called
> lspci -xxx -s 0b:04
> before and after suspend (before and after working state) and there is
> no difference at all.
>
> Anything else one can dump/do?
>
Not that I can think of, no. The interrupt control for these chips have
always been hidden in PCI config space, so this must be something new.
At this point I don't think I'm of much more use. See if the ACPI or PM
people can help you figure out what differs between a normal boot and a
resume. Once we know that we can fix up some voodoo that makes it work
every time.
Rgds
--
-- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org
rdesktop, core developer http://www.rdesktop.org
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