From patchwork Fri Oct 9 13:45:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Liviu Dudau X-Patchwork-Id: 7361851 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9A65ABEEA4 for ; Fri, 9 Oct 2015 13:48:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BAF2820848 for ; Fri, 9 Oct 2015 13:48:17 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D630E20829 for ; Fri, 9 Oct 2015 13:48:16 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZkY0K-0005E9-1N; Fri, 09 Oct 2015 13:46:36 +0000 Received: from fw-tnat.cambridge.arm.com ([217.140.96.140] helo=cam-smtp0.cambridge.arm.com) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZkXzj-0004wZ-Ta for linux-arm-kernel@lists.infradead.org; Fri, 09 Oct 2015 13:46:01 +0000 Received: from e106497-lin.cambridge.arm.com (e106497-lin.cambridge.arm.com [10.2.131.158]) by cam-smtp0.cambridge.arm.com (8.13.8/8.13.8) with ESMTP id t99DjNH8002667; Fri, 9 Oct 2015 14:45:23 +0100 From: Liviu Dudau To: Will Deacon , Catalin Marinas , Bjorn Helgaas , Mark Rutland , Linus Walleij , Robin Murphy , Rob Herring , Ian Campbell , Kumar Gala , Arnd Bergmann , Jon Medhurst Subject: [PATCH 2/4] PCI: Add quirk for PLDA's XpressRICH3 host bridge class. Date: Fri, 9 Oct 2015 14:45:21 +0100 Message-Id: <1444398323-17354-3-git-send-email-Liviu.Dudau@arm.com> X-Mailer: git-send-email 2.6.0 In-Reply-To: <1444398323-17354-1-git-send-email-Liviu.Dudau@arm.com> References: <1444398323-17354-1-git-send-email-Liviu.Dudau@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151009_064600_342685_DD90E596 X-CRM114-Status: UNSURE ( 9.73 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -4.2 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pci , LKML , LAKML , device-tree MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The XpressRICH3 host bridge at power up has an unassigned class on some of ARM Ltd boards, add a quirk to correct that. Signed-off-by: Liviu Dudau --- drivers/pci/quirks.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index b03373f..ae24bb4 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -4149,3 +4149,13 @@ static void quirk_intel_qat_vf_cap(struct pci_dev *pdev) } } DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x443, quirk_intel_qat_vf_cap); + +/* + * The PLDA's XpressRICH3 doesn't describe itself as a bridge. This is required + * for correct/normal enumeration. + */ +static void xr3pci_quirk_class(struct pci_dev *pdev) +{ + pdev->class = PCI_CLASS_BRIDGE_PCI << 8; +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLDA, PCI_DEVICE_ID_XR3PCI, xr3pci_quirk_class);