9-stable regression: 'cbb0: Warning: Bus reset timeout'

Warner Losh imp at bsdimp.com
Fri May 25 15:55:20 UTC 2012

On May 25, 2012, at 1:53 AM, Adrian Chadd wrote:

> To respond to my own email:
> * if I unload cbb/pccard/cardbus and reload them, suddenly the slot works.
> * I've been toying with S3 suspend to RAM, so I wondered if it were that.
> Yes, it seems to be suspend related. I'll do some more thorough
> testing tomorrow, but once I suspend, the ath(4) NIC gets detached
> from the cardbus slot, then upon resume the NIC isn't found (bus
> timeout) and won't be until I unload/reload the modules.
> Should pccard/cbb/cardbus 'properly' handle S3 suspend/resume? Does it
> work for anyone else?

Once upon a time, it worked just fine.  But that was before the long, dark winter of my laptops not suspending, so maybe something got broken along the way.


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