Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754947AbXI1UKE (ORCPT ); Fri, 28 Sep 2007 16:10:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752518AbXI1UJx (ORCPT ); Fri, 28 Sep 2007 16:09:53 -0400 Received: from outbound-mail-49.bluehost.com ([69.89.18.18]:49627 "HELO outbound-mail-49.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750933AbXI1UJw (ORCPT ); Fri, 28 Sep 2007 16:09:52 -0400 From: Jesse Barnes To: Roland Dreier Subject: Re: [PATCH] i915: make vbl interrupts work properly on i965g/gm Date: Fri, 28 Sep 2007 13:07:55 -0700 User-Agent: KMail/1.9.7 Cc: Dave Airlie , linux-kernel@vger.kernel.org References: <200709271909.23040.jbarnes@virtuousgeek.org> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200709281307.56037.jbarnes@virtuousgeek.org> X-Identified-User: {642:box128.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 76.103.130.182 authed with jbarnes@virtuousgeek.org} X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box128.bluehost.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [642 12] / [47 12] X-AntiAbuse: Sender Address Domain - virtuousgeek.org Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1167 Lines: 26 On Friday, September 28, 2007 1:02 pm Roland Dreier wrote: > Sorry to hijack this thread, but I have a question about i915 > interrupts (945GM specifically) that I haven't gotten an answer to > yet, and this thread reminded me of it so I thought I'd ask again: > I hacked the kernel drm stuff on my laptop with 945GM graphics to do > pci_enable_msi() on the graphics device, and I don't see any > interrupts occur. > > So can someone with access to details of the 945GM tell me if MSI > interrupts should work, and if so if there's some internal registers > that need to be poked to enable it (beyond what pci_enable_msi() > does). > > It's not super-urgent-- I just like using shiny things like MSI, and > I already have ahci, iwl3945 and e1000 working with MSI on my laptop, > so the graphics are the only thing left with an MSI capability that's > not working. I don't have a 945 to test with, but Dave might... Jesse - 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/