From patchwork Tue May 5 08:53:53 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikunj A Dadhania X-Patchwork-Id: 467948 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id BCDFE140777 for ; Tue, 5 May 2015 18:57:57 +1000 (AEST) Received: from localhost ([::1]:37582 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YpYfr-0000nN-Vg for incoming@patchwork.ozlabs.org; Tue, 05 May 2015 04:57:55 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34268) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YpYdD-0004ZA-Gs for qemu-devel@nongnu.org; Tue, 05 May 2015 04:55:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YpYd9-00081q-HK for qemu-devel@nongnu.org; Tue, 05 May 2015 04:55:11 -0400 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:47980) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YpYd8-0007yB-TH for qemu-devel@nongnu.org; Tue, 05 May 2015 04:55:07 -0400 Received: from /spool/local by e23smtp03.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 5 May 2015 18:55:05 +1000 Received: from d23dlp01.au.ibm.com (202.81.31.203) by e23smtp03.au.ibm.com (202.81.31.209) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 5 May 2015 18:55:02 +1000 Received: from d23relay07.au.ibm.com (d23relay07.au.ibm.com [9.190.26.37]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id 07BB72CE804E; Tue, 5 May 2015 18:55:02 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay07.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t458srtP19202290; Tue, 5 May 2015 18:55:02 +1000 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t458sTGR018410; Tue, 5 May 2015 18:54:29 +1000 Received: from abhimanyu.in.ibm.com (abhimanyu.in.ibm.com [9.124.35.239]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id t458sLOn017866; Tue, 5 May 2015 18:54:27 +1000 From: Nikunj A Dadhania To: qemu-devel@nongnu.org, david@gibson.dropbear.id.au Date: Tue, 5 May 2015 14:23:53 +0530 Message-Id: <1430816036-26408-4-git-send-email-nikunj@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1430816036-26408-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1430816036-26408-1-git-send-email-nikunj@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15050508-0009-0000-0000-00000157B97B X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 202.81.31.145 Cc: aik@ozlabs.ru, qemu-ppc@nongnu.org, agraf@suse.de, nikunj@linux.vnet.ibm.com, mdroth@linux.vnet.ibm.com Subject: [Qemu-devel] [PATCH v3 3/6] spapr_pci: encode class code including Prog IF register X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Current code missed the Prog IF register. All Class Code, Subclass, and Prog IF registers are needed to identify the accurate device type. For example: USB controllers use the PROG IF for denoting: USB FullSpeed, HighSpeed or SuperSpeed. Signed-off-by: Nikunj A Dadhania Reviewed-by: Thomas Huth --- hw/ppc/spapr_pci.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c index ea1a092..8b02a3e 100644 --- a/hw/ppc/spapr_pci.c +++ b/hw/ppc/spapr_pci.c @@ -899,8 +899,7 @@ static int spapr_populate_pci_child_dt(PCIDevice *dev, void *fdt, int offset, _FDT(fdt_setprop_cell(fdt, offset, "revision-id", pci_default_read_config(dev, PCI_REVISION_ID, 1))); _FDT(fdt_setprop_cell(fdt, offset, "class-code", - pci_default_read_config(dev, PCI_CLASS_DEVICE, 2) - << 8)); + pci_default_read_config(dev, PCI_CLASS_PROG, 3))); if (pci_default_read_config(dev, PCI_INTERRUPT_PIN, 1)) { _FDT(fdt_setprop_cell(fdt, offset, "interrupts", pci_default_read_config(dev, PCI_INTERRUPT_PIN, 1)));