Messages in this thread | | | Subject | Re: [linux-usb-devel] Re: OHCI problems with suspend/resume | From | Benjamin Herrenschmidt <> | Date | 31 Jul 2003 23:29:01 +0200 |
| |
On Thu, 2003-07-31 at 15:37, David Brownell wrote: > Pavel Machek wrote: > > >>All of which is a roundabout way of adding to what I > >>said: the PM infrastructure USB will need to rely on > >>seems like it needs polishing yet! :) > > > > > > Do you need vetoing? Otherwise it should be ready, except for APM. > > USB drivers don't talk suspend/resume yet, so they > won't notice missing features there. Regressions > are a different story though. > > But I can imagine that usb-storage (or is that SCSI?) > might want to veto suspending devices that are being > used for some kinds of i/o. Eventually it should exist.
The only place where a kernel driver may veto is when doing things like firmware flashing.
If you want to veto suspend when burning a CD, it's userland policy. We still need, I beleive, to define/write a proper userland-side API for all these with the daemon that goes with it. That will be next step once we have the kernel side working properly ;)
Ben.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |