Re: [PATCH 3/3] PCI / ACPI: Handle sibling devices sharing power resources

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On Thu, Jun 06, 2019 at 04:08:11PM +0200, Rafael J. Wysocki wrote:
> That isn't necessary IMO as long as the device are not accessed.  If
> the kernel thinks that a given device is in D3cold and doesn't access
> it, then it really doesn't matter too much what state the device is in
> physically.  On the first access the device should be reinitialized
> anyway.

But if the device is configured to wake. For example when it detects a
hotplug that state is gone when it goes to D0unitialized.



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