Messages in this thread | | | Subject | Re: Changes in sleep mode, on x86 PC | From | Oliver Neukum <> | Date | Tue, 29 Mar 2016 16:00:09 +0200 |
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On Tue, 2016-03-29 at 15:06 +0200, Rafael J. Wysocki wrote: > On Monday, March 28, 2016 11:20:12 PM Pavel Machek wrote: > > Hi! > > > > Few releases ago, I could wake up PC from S3 sleep by hitting any > > key. That ceased to work some time before, keyboard would just light a > > NUM lock LED when I hit a key (4.5). Now PC seems to be sleeping (in > > S3) with NUM lock LED on (4.6-rc0). > > > > Any idea what is going on there? Does it happen for you, too? What is > > the expected behaviour? > > > > Debian 8.3, with MATE desktop, I just hit the "moon" key to make it > > sleep. Keyboard is on USB. > > That's rather important. > > Clearly, something in the USB HID land has changed lately.
Not necessarily. ACPI may also be the root cause.
> The expected behavior depends on whether or not the keyboard itself and the > USB controller are both enabled to wake up. If they are, I'd expect any > key press to generate a wakeup event.
What does /proc/acpi/wakeup say?
Regards Oliver
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