From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: [linux-pm] [RFC] Runtime power management =?iso-8859-1?q?on=09ipw2100?= Date: Wed, 31 Jan 2007 11:48:20 +0100 Message-ID: <200701311148.20777.ak@suse.de> References: <20070131075249.GA22115@srcf.ucam.org> <20070131102744.GA24424@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: Amit Kucheria , ipw2100-devel@lists.sourceforge.net, linux-pm@lists.osdl.org, netdev@vger.kernel.org To: Matthew Garrett Return-path: Received: from mail.suse.de ([195.135.220.2]:52685 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932995AbXAaKs3 (ORCPT ); Wed, 31 Jan 2007 05:48:29 -0500 In-Reply-To: <20070131102744.GA24424@srcf.ucam.org> Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wednesday 31 January 2007 11:27, Matthew Garrett wrote: > On Wed, Jan 31, 2007 at 12:13:04PM +0100, Andi Kleen wrote: > > Matthew Garrett writes: > > > > > > PCI seems to require a delay of 10ms when sequencing from D3 to D0, > > > which probably isn't acceptable latency for an "up" state. > > > > It might be if the interface has been idle for some time > > (and the delay is not busy looping of course) > > Hm. How would this interact with receiving packets? The hardware will hopefully have support to wake itself up when that happens. -Andi