On Thu, Apr 12, 2012 at 02:17:27PM -0400, Alan Stern wrote: > > > Here's a diagnostic patch that will give us a little more information. > > > Keep the previous change (so that pci_prepare_to_sleep gets called > > > whether ehci-hcd is bound or not) and let's see what it says. Try > > > doing it both with and without ehci-hcd bound. Running this with "echo > > > devices >/sys/power/pm_test" ought to be good enough. > > If bound: "target 3 wakeup 1 error 0" for both controllers. If not bound, > > pci_prepare_to_sleep is not called for ehci_hcd. > > It should be called, because earlier I asked you to add a call to it > inside pci_pm_suspend_noirq. Make sure you that line is still present > when you test. Right, it just prints "pci" instead of "ehci_hcd". It's still "target 3 wakeup 1 error 0", right after "Refused to change power state, currently in D0". -- WBR, wRAR
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