From patchwork Mon Mar 25 08:34:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 10868329 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 12F3018A6 for ; Mon, 25 Mar 2019 08:38:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 02F3029275 for ; Mon, 25 Mar 2019 08:38:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EB89729277; Mon, 25 Mar 2019 08:38:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A3EFB29275 for ; Mon, 25 Mar 2019 08:38:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730043AbfCYIhH (ORCPT ); Mon, 25 Mar 2019 04:37:07 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:36634 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726207AbfCYIhH (ORCPT ); Mon, 25 Mar 2019 04:37:07 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id x2P8aouR039638; Mon, 25 Mar 2019 03:36:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1553503010; bh=QQnbdjchjriqY7MOSz5Hvpx/cYkzjC8wC0YfZRMaepc=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=wsjy9X5hpudLUlezpxjcI0n4ctExu9X3P0yG3a/mwGns8iM0J17YmMadMLRrcY8zF v3Q5dG3QzpdYkhHVKNjVZ+OFP+9/O14zPo3WdsLiBsUpivP4o5jX2HCRf8ngkM/seO sxrOFIZoGb4VHzIwJQgkLMbBBd8YpHWt1Fss7w0c= Received: from DFLE115.ent.ti.com (dfle115.ent.ti.com [10.64.6.36]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x2P8aoRM088988 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 25 Mar 2019 03:36:50 -0500 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Mon, 25 Mar 2019 03:36:49 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.1713.5 via Frontend Transport; Mon, 25 Mar 2019 03:36:49 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id x2P8ZsFs006534; Mon, 25 Mar 2019 03:36:45 -0500 From: Kishon Vijay Abraham I To: Gustavo Pimentel , Bjorn Helgaas , Rob Herring , Lorenzo Pieralisi , Arnd Bergmann , Murali Karicheri CC: Kishon Vijay Abraham I , Jingoo Han , Greg Kroah-Hartman , , , , , , Subject: [PATCH v2 12/26] PCI: keystone: Prevent ARM32 specific code to be compiled for ARM64 Date: Mon, 25 Mar 2019 14:04:47 +0530 Message-ID: <20190325083501.8088-13-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190325083501.8088-1-kishon@ti.com> References: <20190325083501.8088-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP hook_fault_code is an ARM32 specific API for hooking into data abort. Since pci-keystone.c will be used for AM65X platforms which is an ARM64 platform, allow hook_fault_code to be compiled only for ARM32. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/dwc/pci-keystone.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c index dfe54553d832..93296d434f40 100644 --- a/drivers/pci/controller/dwc/pci-keystone.c +++ b/drivers/pci/controller/dwc/pci-keystone.c @@ -710,6 +710,7 @@ static int ks_pcie_config_legacy_irq(struct keystone_pcie *ks_pcie) return ret; } +#ifdef CONFIG_ARM /* * When a PCI device does not exist during config cycles, keystone host gets a * bus error instead of returning 0xffffffff. This handler always returns 0 @@ -729,6 +730,7 @@ static int ks_pcie_fault(unsigned long addr, unsigned int fsr, return 0; } +#endif static int __init ks_pcie_init_id(struct keystone_pcie *ks_pcie) { @@ -778,12 +780,14 @@ static int __init ks_pcie_host_init(struct pcie_port *pp) if (ret < 0) return ret; +#ifdef CONFIG_ARM /* * PCIe access errors that result into OCP errors are caught by ARM as * "External aborts" */ hook_fault_code(17, ks_pcie_fault, SIGBUS, 0, "Asynchronous external abort"); +#endif ks_pcie_start_link(pci); dw_pcie_wait_for_link(pci);