From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261237AbVHAUcB (ORCPT ); Mon, 1 Aug 2005 16:32:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261231AbVHAUb4 (ORCPT ); Mon, 1 Aug 2005 16:31:56 -0400 Received: from mail.dvmed.net ([216.237.124.58]:37602 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S261225AbVHAUan (ORCPT ); Mon, 1 Aug 2005 16:30:43 -0400 Message-ID: <42EE866B.5030005@pobox.com> Date: Mon, 01 Aug 2005 16:30:35 -0400 From: Jeff Garzik User-Agent: Mozilla Thunderbird 1.0.6-1.1.fc4 (X11/20050720) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jens Axboe CC: Daniel Drake , Otto Meier , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Subject: Re: Driver for sata adapter promise sata300 tx4 References: <42EDE918.9040807@gmx.net> <42EE3501.7010107@gentoo.org> <42EE3FB8.10008@gmx.net> <42EE4ADF.4080502@gentoo.org> <20050801201756.GQ22569@suse.de> In-Reply-To: <20050801201756.GQ22569@suse.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Jens Axboe wrote: > On Mon, Aug 01 2005, Daniel Drake wrote: > >>Otto Meier wrote: >> >>>My question is also are these features (NCQ/TCQ) and the heigher >>>datarate be supported by this >>>modification? or is only the basic feature set of sata 150 TX4 supported? >> >>NCQ support is under development. Search the archives for Jens Axboe's >>recent patches to support this. I don't know about TCQ. > > > It's done for ahci, because we have documentation. I have no intention > on working on NCQ for chipset where full documentation is not available. > But the bulk of the code is the libata core support, adding NCQ support > to a sata_* driver should now be fairly trivial (with docs). I have docs for the Promise NCQ stuff. Once NCQ is fully fleshed out (I haven't wrapped my brain around it in a couple weeks), it shouldn't be difficult to add NCQ support to sata_promise. Jeff