From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH] ata: ahci: power off unused ports Date: Fri, 9 May 2008 01:14:58 +0100 Message-ID: <20080509001458.GA16082@srcf.ucam.org> References: <20080508161008.59361de5@appleyard> <20080508233713.GB15377@srcf.ucam.org> <20080508163555.51380949@appleyard> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mjg.x.mythic-beasts.com ([93.93.128.6]:37129 "EHLO vavatch.codon.org.uk" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1755726AbYEIAPO (ORCPT ); Thu, 8 May 2008 20:15:14 -0400 Content-Disposition: inline In-Reply-To: <20080508163555.51380949@appleyard> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Kristen Carlson Accardi Cc: jeff@garzik.org, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org On Thu, May 08, 2008 at 04:35:55PM -0700, Kristen Carlson Accardi wrote: > On Fri, 9 May 2008 00:37:13 +0100 > Matthew Garrett wrote: > > Just out of interest, is this set on laptop bays? (Are any of those even > > native SATA yet?) > > I haven't seen any yet that are. Most of them are PATA. I expect > that will change in the future. Yeah. My vague concern would be that on laptops, we can probably power down the port even if it's declared as being hotplug capable - we'll probably get an out of band signal from ACPI anyway. Not an issue at the moment, but possibly something we'll hit in future. -- Matthew Garrett | mjg59@srcf.ucam.org