From patchwork Wed Jul 15 12:16:41 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 495819 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 28CB51402A0 for ; Wed, 15 Jul 2015 22:20:48 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753146AbbGOMRQ (ORCPT ); Wed, 15 Jul 2015 08:17:16 -0400 Received: from foss.arm.com ([217.140.101.70]:38699 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752825AbbGOMRP (ORCPT ); Wed, 15 Jul 2015 08:17:15 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 7E6B15EA; Wed, 15 Jul 2015 05:17:35 -0700 (PDT) Received: from approximate.cambridge.arm.com (approximate.cambridge.arm.com [10.1.209.148]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 7D1F93F23A; Wed, 15 Jul 2015 05:17:13 -0700 (PDT) From: Marc Zyngier To: Bjorn Helgaas , Thomas Gleixner , Jiang Liu , Jason Cooper Cc: , , , Yijing Wang , Ma Jun , Lorenzo Pieralisi , Duc Dang Subject: [PATCH v4 07/19] PCI/MSI: Let pci_msi_get_domain use struct device's msi_domain Date: Wed, 15 Jul 2015 13:16:41 +0100 Message-Id: <1436962613-17359-8-git-send-email-marc.zyngier@arm.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1436962613-17359-1-git-send-email-marc.zyngier@arm.com> References: <1436962613-17359-1-git-send-email-marc.zyngier@arm.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Now that we can easily find which MSI domain a PCI device is using, use dev_get_msi_domain as a way to retrieve the information. The original code is still used as a fallback. Signed-off-by: Marc Zyngier --- drivers/pci/msi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index ef4ec6e..c77fdaf 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -41,7 +41,8 @@ static struct irq_domain *pci_msi_get_domain(struct pci_dev *dev) { struct irq_domain *domain = NULL; - if (dev->bus->msi) + domain = dev_get_msi_domain(&dev->dev); + if (!domain && dev->bus->msi) domain = dev->bus->msi->domain; if (!domain) domain = arch_get_pci_msi_domain(dev);