From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: Port-Multiplier hotplug support: ATA_FLAG_AN Date: Tue, 13 May 2008 22:50:29 -0400 Message-ID: <482A5375.1010808@rtr.ca> References: <482A1B41.50507@rtr.ca> <482A2384.8000306@pobox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:4017 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756853AbYENCuc (ORCPT ); Tue, 13 May 2008 22:50:32 -0400 In-Reply-To: <482A2384.8000306@pobox.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: Tejun Heo , Alan Cox , IDE/ATA development list Jeff Garzik wrote: > Mark Lord wrote: >> Tejun, >> >> Apparently the newer (GenIIe) sata_mv chips *can* support asynchronous >> notification without problems. Some/all of the older ones cannot >> (errata). >> >> So, I've done the one-liner change in sata_mv, to add ATA_FLAG_AN to >> the 7042 and 6042 chips, and it all seems to work rather nicely. >> >> Am I missing something? Is there any other local code to sata_mv >> that should be provided before setting ATA_FLAG_AN ? >> >> Like I said, it works, but I just want to check whether any other >> pieces are expected to be present? > > Did you check ATAPI or just PMP AN? .. sata_mv does not (yet) support ATAPI for anything. -ml