From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: [PATCH] Fixup ahci suspend / resume Date: Tue, 28 Feb 2006 15:59:14 +0100 Message-ID: <44046542.9030209@suse.de> References: <44045FB1.5040408@suse.de> <44046222.4090008@rtr.ca> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from ns2.suse.de ([195.135.220.15]:16101 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1751179AbWB1O7P convert rfc822-to-8bit (ORCPT ); Tue, 28 Feb 2006 09:59:15 -0500 In-Reply-To: <44046222.4090008@rtr.ca> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mark Lord Cc: Linux Kernel , linux-ide@vger.kernel.org Mark Lord wrote: > Hannes Reinecke wrote: >> Hi all, >> [ .. ] >> This patch rearranges the suspend / resume code to properly initiali= se >> those registers after a resume. It also contains some initialisation >> fixes to make the driver behave more spec-compliant. > .. >=20 > Is ahci the *only* interface afflicted with this problem? Good question. Can't tell. So far this is ahci specific as the ahci requires the DMA addresses to be written in some register. One would have to look up the individual specs to check whether this is also true for other drivers. AFAICS the SATA spec doesn't require you to implement it this way, thou= gh. Cheers, Hannes --=20 Dr. Hannes Reinecke hare@suse.de SuSE Linux Products GmbH S390 & zSeries Maxfeldstra=DFe 5 +49 911 74053 688 90409 N=FCrnberg http://www.suse.de