From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261591AbVFVQVg (ORCPT ); Wed, 22 Jun 2005 12:21:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261554AbVFVQSO (ORCPT ); Wed, 22 Jun 2005 12:18:14 -0400 Received: from atlrel6.hp.com ([156.153.255.205]:9641 "EHLO atlrel6.hp.com") by vger.kernel.org with ESMTP id S261561AbVFVQRY (ORCPT ); Wed, 22 Jun 2005 12:17:24 -0400 From: Bjorn Helgaas To: Alan Cox Subject: Re: [ACPI] [PATCH] VIA IRQ quirk for 2.6.12-rc5 Date: Wed, 22 Jun 2005 10:17:04 -0600 User-Agent: KMail/1.8 Cc: Len Brown , torvalds@osdl.org, Linux Kernel Mailing List , acpi-devel@lists.sourceforge.net References: <20050527082150.GA24428@toshiba.hsd1.ma.comcast.net> <1117188546.5730.175.camel@localhost.localdomain> In-Reply-To: <1117188546.5730.175.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200506221017.04981.bjorn.helgaas@hp.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Friday 27 May 2005 4:09 am, Alan Cox wrote: > On Gwe, 2005-05-27 at 09:21, Len Brown wrote: > > Delete quirk_via_bridge(), restore quirk_via_irqpic() -- > > but now improved to be invoked upon device ENABLE, and > > now only for VIA devices -- not all devices behind VIA bridges. > > Properly you should apply the fixup to all VBUS devices. I've not seen a > clean way to identify which devices fall into that category but there > are public > data sheets for many of the chips. Do you have any specific references? I've browsed through the VIA specs here: http://gkernel.sourceforge.net/specs/via/, but I haven't seen any mention of VBUS or any notes about programming PCI_INTERRUPT_LINE. Or do you have any contacts at VIA? This is going to take a long time to untangle by trial and error.