On Wed, Apr 18, 2012 at 11:44:16PM +0200, Rafael J. Wysocki wrote: > > > > Yes, there are ways to work around this. At the moment I'm not sure > > > > what would be best; we can ask Rafael. One big remaining puzzle: Why > > > > are the EHCI controllers the only devices that cause a crash when left > > > > in D3 during suspend? We may never know... > > > > > > Are they put into D3 by ACPI or using the native PCI PM? > > > > PCI PM, definitely. Maybe ACPI gets into the act as well, but I doubt > > it. How would we tell? > > If ACPI is involved, the dev_printk() in acpi_pci_set_power_state() should > trigger. And it apparently doesn't? -- WBR, wRAR
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