From patchwork Thu Oct 29 23:46:13 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jake Oshins X-Patchwork-Id: 7522681 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 992569F37F for ; Thu, 29 Oct 2015 23:48:33 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D057A206F0 for ; Thu, 29 Oct 2015 23:48:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E1F57206FE for ; Thu, 29 Oct 2015 23:48:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758213AbbJ2XsJ (ORCPT ); Thu, 29 Oct 2015 19:48:09 -0400 Received: from o1.f.az.sendgrid.net ([208.117.55.132]:26411 "EHLO o1.f.az.sendgrid.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758045AbbJ2XrB (ORCPT ); Thu, 29 Oct 2015 19:47:01 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sendgrid.me; h=from:to:cc:subject:in-reply-to:references; s=smtpapi; bh=+NSpE0zZZDJLDli1pXnW8VE3X7A=; b=O61H/kfsF7TqhuuMD1dzDgyl7v1dx LKlcJo7yV+VQlLf/d7YeQLlncNKmclZb4MUCM2Jq/v/7Gr21YCP5KBkL3nhHribC iIYsERvQZKAtmVZrd+3zWTqyTycEQYYQPgmufcffQUKvqUNzzgzYPtAPQpviZs5N 2GFnBQHvkmWlG8= Received: by filter-354.sjc1.sendgrid.net with SMTP id filter-354.22721.5632AFF363 2015-10-29 23:46:59.935933888 +0000 UTC Received: from jakeoshinsu2.jakeoshinsu2.d1.internal.cloudapp.net (unknown [104.210.40.47]) by ismtpd0007p1las1.sendgrid.net (SG) with ESMTP id _oVipxfhQU614KyF6DuV0A Thu, 29 Oct 2015 23:46:59.235 +0000 (UTC) From: jakeo@microsoft.com To: gregkh@linuxfoundation.org, kys@microsoft.com, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, vkuznets@redhat.com, tglx@redhat.com, haiyangz@microsoft.com, marc.zyngier@arm.com, jiang.liu@linux.intel.com, bhelgaas@google.com, linux-pci@vger.kernel.org Cc: Jake Oshins Subject: [PATCH v4 4/7] PCI: Add fwnode_handle to pci_sysdata Date: Thu, 29 Oct 2015 23:46:13 +0000 Message-Id: <1446162376-43419-5-git-send-email-jakeo@microsoft.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1446162376-43419-1-git-send-email-jakeo@microsoft.com> References: <1446162376-43419-1-git-send-email-jakeo@microsoft.com> X-SG-EID: lfnueJVzSjg1mfuVqqukVH7tZvRy9mfCIcBnfbfzaMNIxlUIkokKEsUoKU+ejuA3RAW0II9X4FW3ho vi3H6ShjWUmZq45mhSRedN2zwXTQz1lwVIRfGgRFCPRjHLDMjX/OC0LfaUfW0urzuWt8UCl9OyM/z6 MDc9hkRcyCTXQLo= Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY, URIBL_GREY 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 From: Jake Oshins This patch adds an fwnode_handle to struct pci_sysdata, which is used by the next patch in the series when trying to locate an IRQ domain associated with a root PCI bus. Signed-off-by: Jake Oshins --- arch/x86/include/asm/pci.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h index 4625943..10213a1 100644 --- a/arch/x86/include/asm/pci.h +++ b/arch/x86/include/asm/pci.h @@ -20,6 +20,9 @@ struct pci_sysdata { #ifdef CONFIG_X86_64 void *iommu; /* IOMMU private data */ #endif +#ifdef CONFIG_PCI_MSI_IRQ_DOMAIN + void *fwnode; /* IRQ domain for MSI assignment */ +#endif }; extern int pci_routeirq; @@ -41,6 +44,14 @@ static inline int pci_proc_domain(struct pci_bus *bus) } #endif +#ifdef CONFIG_PCI_MSI_IRQ_DOMAIN +static inline void *pci_fwnode(struct pci_bus *bus) +{ + struct pci_sysdata *sd = bus->sysdata; + return sd->fwnode; +} +#endif + /* Can be used to override the logic in pci_scan_bus for skipping already-configured bus numbers - to be used for buggy BIOSes or architectures with incomplete PCI setup by the loader */