On Thu, 13 Aug 2009 01:29:25 +0100 Matthew Garrett <mjg59@xxxxxxxxxxxxx> wrote: > I got a fixed BIOS from Dell and have been able to get this working > now. It seems entirely happy with USB, but I'd like some sanity > checks on whether I'm doing this correctly. There's certainly a > couple of quirks related to setting the ACPI GPE type that would need > a little bit of work in the ACPI layer, and it breaks ACPI-mediated > PCI hotplug though that's easy enough to fix by just calling into the > hotplug code from the core notifier. > > This patch builds on top of Rafael's work on systemwide runtime power > management. It supports suspending and resuming PCI devices at > runtime, enabling platform wakeup events that allow the devices to > automatically resume when appropriate. It currently requires platform > support, but PCIe setups could be supported natively once native PCIe > PME code has been added to the kernel. PCI bits look pretty good to me, though Rafael should take a look too. Card readers and firewire could benefit from similar treatment, maybe that would get us to .5W territory on some machines. -- Jesse Barnes, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
