Re: [Xen-devel] Keeping PCI devices in low power states while bound to pciback module

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Monday, October 27, 2014, 1:49:13 PM, you wrote:

>>>> On 26.10.14 at 02:09, <martin@xxxxxxxxxxxxxxxxx> wrote:
>> A device could be put i D3 state (if all other functions are owned by
>> pciback) when we transfer ownership to pciback. The patches I tried (links
>> sent by Konrad) toggled the power states. Is there a reason for not keeping
>> the power state set to D3 and bringing it back to D0 immediately before
>> assigning the function to a domU?

Please also keep in consideration the situation where the device is unbound 
from 
pciback in dom0 (to be bound to a driver/module in dom0).

--
Sander

> I think that makes sense. Care to post a patch?

> Jan





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