Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754248AbZCAION (ORCPT ); Sun, 1 Mar 2009 03:14:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752277AbZCAIOA (ORCPT ); Sun, 1 Mar 2009 03:14:00 -0500 Received: from hera.kernel.org ([140.211.167.34]:59087 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752115AbZCAIN7 (ORCPT ); Sun, 1 Mar 2009 03:13:59 -0500 Message-ID: <49AA4389.8010605@kernel.org> Date: Sun, 01 Mar 2009 00:12:57 -0800 From: Yinghai Lu User-Agent: Thunderbird 2.0.0.19 (X11/20081227) MIME-Version: 1.0 To: Prakash Punnoor CC: Jesse Barnes , Andrew Morton , Ingo Molnar , "Eric W. Biederman" , Robert Hancock , david@lang.hm, Matthew Wilcox , linux-kernel , linux-pci@vger.kernel.org Subject: Re: [PATCH] pci: don't enable too many HT MSI mapping References: <86802c440902281443g4638dbcby463864df911a50ba@mail.gmail.com> <200903010850.53031.prakash@punnoor.de> <200903010858.05758.prakash@punnoor.de> In-Reply-To: <200903010858.05758.prakash@punnoor.de> Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2052 Lines: 43 Prakash Punnoor wrote: > [PATCH] Enable HT MSI mapping on all known needed NVidia host bridges > > v3 of Yinghai Lu's work only enables HT MSI mapping for one specific host bridge. > Do this also for all known needed ones as specified by NVidia's original patch. > > Signed-off-by: Prakash Punnoor > > --- drivers/pci/quirks.c.current 2009-03-01 08:42:31.321660493 +0100 > +++ drivers/pci/quirks.c 2009-03-01 08:47:47.267657376 +0100 > @@ -2189,8 +2189,20 @@ > return __nv_msi_ht_cap_quirk(dev, 0); > } > > -/* werid?, c51/mcp51 need c51 ht msi to be enable to make mcp51 ht msi working */ > +/* Enable HT MSI mapping on following host brigdes */ > +/* C51 host bridges */ > DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f0, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f1, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f2, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f3, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f4, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f5, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f6, nv_msi_ht_cap_quirk_all); > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x02f7, nv_msi_ht_cap_quirk_all); > +/* MCP55 host bridge */ > +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, 0x0369, nv_msi_ht_cap_quirk_all); we may not need this one. mcp55 is some kind of mcp51 equivent, so we dont't HT MSI for 0x0369 YH > + > +/* Enable MSI mapping on all regular devices */ > DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, nv_msi_ht_cap_quirk_leaf); > > DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_ANY_ID, nv_msi_ht_cap_quirk_all); -- 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/