Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752490AbWJ0V2g (ORCPT ); Fri, 27 Oct 2006 17:28:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752489AbWJ0V2g (ORCPT ); Fri, 27 Oct 2006 17:28:36 -0400 Received: from hqemgate01.nvidia.com ([216.228.112.170]:46084 "EHLO HQEMGATE01.nvidia.com") by vger.kernel.org with ESMTP id S1752487AbWJ0V2f convert rfc822-to-8bit (ORCPT ); Fri, 27 Oct 2006 17:28:35 -0400 X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 8BIT Subject: RE: [PATCH] sata_nv ADMA/NCQ support for nForce4 (v7) Date: Fri, 27 Oct 2006 14:28:14 -0700 Message-ID: In-Reply-To: <454045F6.7000704@shaw.ca> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [PATCH] sata_nv ADMA/NCQ support for nForce4 (v7) Thread-Index: Acb4vr6pa09/x+pKSC+5u8X5pdZg2gBT8M8w From: "Allen Martin" To: "Robert Hancock" , "linux-kernel" Cc: , "Andrew Morton" , "Andi Kleen" , X-OriginalArrivalTime: 27 Oct 2006 21:28:15.0591 (UTC) FILETIME=[D02FAF70:01C6FA0E] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1437 Lines: 27 > Another update to this patch, now version 7. This greatly > simplifies the > interrupt handler and gets rid of some of the weird code > relating to the > notifier clear registers (as well as a potential uninitialized value > usage that was in version 6). There still seems to be the > need to do a > notifier clear in the interrupt handler even when the notifiers are > empty. I'm not sure why that is, it would be nice to get some > input from > NVIDIA or those with the hardware specs as to what writing values > (including zero values) to the notifier clear registers actually does. You always have to write both notifiers even if one is 0, no interrupt ack takes place until both are written. ----------------------------------------------------------------------------------- This email message is for the sole use of the intended recipient(s) and may contain confidential information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. ----------------------------------------------------------------------------------- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/