From patchwork Fri Jun 26 18:32:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuppuswamy Sathyanarayanan X-Patchwork-Id: 1317971 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49tlr25MP5z9sRf for ; Sat, 27 Jun 2020 04:33:06 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725283AbgFZSdE (ORCPT ); Fri, 26 Jun 2020 14:33:04 -0400 Received: from mga07.intel.com ([134.134.136.100]:60445 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725890AbgFZScw (ORCPT ); Fri, 26 Jun 2020 14:32:52 -0400 IronPort-SDR: Z6PKapRUSp2fBNFE7veO+xQhUuihvXlJ5BNpLA95Rlmpgy2SiWXDFgNwW9ZyaFrk2SSFKpS4gP CZGmDRdILn6A== X-IronPort-AV: E=McAfee;i="6000,8403,9664"; a="210514067" X-IronPort-AV: E=Sophos;i="5.75,284,1589266800"; d="scan'208";a="210514067" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jun 2020 11:32:47 -0700 IronPort-SDR: 9LgsbEfJvUgDTYfGphuKqb2djomFJPNzlAdViOrszSaT7gsIP7vMY7qZA7Dcqf8Fp0Q2V50gqL o87N2L86B3FQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,284,1589266800"; d="scan'208";a="302410005" Received: from mwhender-mobl.amr.corp.intel.com (HELO localhost.localdomain) ([10.254.77.50]) by orsmga007.jf.intel.com with ESMTP; 26 Jun 2020 11:32:46 -0700 From: sathyanarayanan.kuppuswamy@linux.intel.com To: bhelgaas@google.com Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, ashok.raj@intel.com, sathyanarayanan.kuppuswamy@linux.intel.com Subject: [PATCH v6 4/4] PCI/DPC: Move AER/DPC dependency checks out of DPC driver Date: Fri, 26 Jun 2020 11:32:36 -0700 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Kuppuswamy Sathyanarayanan Currently, AER and DPC Capabilities dependency checks is distributed between DPC and portdrv service drivers. So move them out of DPC driver. Also, since services & PCIE_PORT_SERVICE_AER check already ensures AER native ownership, no need to add additional pcie_aer_is_native() check. Signed-off-by: Kuppuswamy Sathyanarayanan --- drivers/pci/pcie/dpc.c | 3 --- drivers/pci/pcie/portdrv_core.c | 1 + 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/pci/pcie/dpc.c b/drivers/pci/pcie/dpc.c index 5b1025a2994d..3efbe43764f3 100644 --- a/drivers/pci/pcie/dpc.c +++ b/drivers/pci/pcie/dpc.c @@ -285,9 +285,6 @@ static int dpc_probe(struct pcie_device *dev) int status; u16 ctl, cap; - if (!pcie_aer_is_native(pdev) && !host->native_dpc) - return -ENOTSUPP; - status = devm_request_threaded_irq(device, dev->irq, dpc_irq, dpc_handler, IRQF_SHARED, "pcie-dpc", pdev); diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index e257a2ca3595..ffa1d9fc458e 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -252,6 +252,7 @@ static int get_port_device_capability(struct pci_dev *dev) * permission to use AER. */ if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_DPC) && + host->native_dpc && (host->native_dpc || (services & PCIE_PORT_SERVICE_AER))) services |= PCIE_PORT_SERVICE_DPC;