On Thu, Apr 12, 2012 at 12:09:00PM -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. > > I don't see that line with ehci_hcd both bound and unbound and both in > > 'devices' test and in a real S3. > > You mean the new dev_info message did not appear at all? Is > pci_prepare_to_sleep getting called properly? Or does the routine exit > early because target_state is equal to PCI_POWER_ERROR? Either dev_info is silenced on my system or pci_pm_suspend_noirq is not called during the 'devices' pm test. -- WBR, wRAR
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