Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752328AbaKJTZg (ORCPT ); Mon, 10 Nov 2014 14:25:36 -0500 Received: from mail-bn1bon0145.outbound.protection.outlook.com ([157.56.111.145]:43136 "EHLO na01-bn1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752214AbaKJTZF (ORCPT ); Mon, 10 Nov 2014 14:25:05 -0500 X-WSS-ID: 0NEU8LL-08-XQ9-02 X-M-MSG: From: To: CC: , , , , , , Suravee Suthikulpanit Subject: [PATCH 2/2] PCI: generic: Add set_msi_parent callback Date: Mon, 10 Nov 2014 13:24:40 -0600 Message-ID: <1415647480-3320-3-git-send-email-suravee.suthikulpanit@amd.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1415647480-3320-1-git-send-email-suravee.suthikulpanit@amd.com> References: <1415647480-3320-1-git-send-email-suravee.suthikulpanit@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:165.204.84.222;CTRY:US;IPV:NLI;EFV:NLI;SFV:NSPM;SFS:(10019020)(6009001)(428002)(189002)(199003)(229853001)(50466002)(77096003)(62966003)(77156002)(76176999)(50986999)(120916001)(102836001)(48376002)(107046002)(2351001)(44976005)(50226001)(95666004)(19580405001)(4396001)(19580395003)(20776003)(64706001)(99396003)(92566001)(92726001)(47776003)(89996001)(110136001)(86152002)(36756003)(93916002)(33646002)(53416004)(87286001)(87936001)(88136002)(106466001)(68736004)(105586002)(21056001)(97736003)(84676001)(101416001)(104166001)(46102003)(86362001)(31966008)(41533002);DIR:OUT;SFP:1102;SCL:1;SRVR:BY2PR02MB201;H:atltwp02.amd.com;FPR:;MLV:sfv;PTR:InfoDomainNonexistent;MX:1;A:1;LANG:en; X-Microsoft-Antispam: UriScan:; X-Microsoft-Antispam: BCL:0;PCL:0;RULEID:;SRVR:BY2PR02MB201; X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA: BCL:0;PCL:0;RULEID:;SRVR:BY2PR02MB201; X-Forefront-PRVS: 039178EF4A Authentication-Results: spf=none (sender IP is 165.204.84.222) smtp.mailfrom=Suravee.Suthikulpanit@amd.com; X-Exchange-Antispam-Report-CFA: BCL:0;PCL:0;RULEID:;SRVR:BY2PR02MB201; X-OriginatorOrg: amd4.onmicrosoft.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Suravee Suthikulpanit This patch implement set_msi_parent callback for PCI generic host controller. Cc: Bjorn Helgass Cc: Liviu Dudau Cc: Lorenzo Pieralisi Signed-off-by: Suravee Suthikulpanit --- drivers/pci/host/pci-host-generic.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/pci/host/pci-host-generic.c b/drivers/pci/host/pci-host-generic.c index 036ab1b..f9bb97a 100644 --- a/drivers/pci/host/pci-host-generic.c +++ b/drivers/pci/host/pci-host-generic.c @@ -42,6 +42,7 @@ struct gen_pci { struct pci_host_bridge host; struct gen_pci_cfg_windows cfg; struct list_head resources; + struct msi_chip *mchip; }; #ifdef CONFIG_ARM @@ -128,9 +129,19 @@ static int gen_pci_config_write(struct pci_bus *bus, unsigned int devfn, return PCIBIOS_SUCCESSFUL; } +static int gen_pci_set_msi_parent(struct pci_bus *bus) +{ + struct gen_pci *pci = bus_to_gen_pci(bus); + + bus->msi = pci->mchip; + + return PCIBIOS_SUCCESSFUL; +} + static struct pci_ops gen_pci_ops = { .read = gen_pci_config_read, .write = gen_pci_config_write, + .set_msi_parent = gen_pci_set_msi_parent, }; static const struct of_device_id gen_pci_of_match[] = { @@ -313,6 +324,9 @@ static int gen_pci_probe(struct platform_device *pdev) return err; } + pci->mchip = of_pci_find_msi_chip_by_node(of_parse_phandle(np, + "msi-parent", 0)); + #ifdef CONFIG_ARM pci_common_init_dev(dev, &hw); #else -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/