Messages in this thread | | | Date | Sun, 15 Feb 2009 19:30:37 -0800 | From | Arjan van de Ven <> | Subject | Re: [RFD] Automatic suspend |
| |
On Mon, 16 Feb 2009 14:23:41 +1100 Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> On Sun, 2009-02-15 at 18:20 -0800, Arjan van de Ven wrote: > > what this needs is a separation between "interface down, all off" > > and "interface down enough so that link detection works". > > Some NICs can go all the way down and still do link detection, > > others cannot. This is obviously something the driver will know, > > nothing else in the system should know. > > Sure, my point was just that the driver cannot make the decision to go > all-off (and thus not detect link) without some kind of user setting > allowing it to do so.
to a very large degree, "want linkdetection" is a form of keeping the device open.. even if the current code doesn't quite work that way (maybe it should)
-- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org
| |