From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D147C4724C for ; Wed, 6 May 2020 15:16:50 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DF62420836 for ; Wed, 6 May 2020 15:16:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XHFTiNdw"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ti.com header.i=@ti.com header.b="HDwiHb9X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DF62420836 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=p5yLom1UwqtHK8jVbHbFri1NHIrf79fDpW9gHwNnx+Y=; b=XHFTiNdwtRObb2 +ZCSvLxbu/PQxNEpHySKUqDUqcUNukU4SQdhbbruIskzbXrhWpWmA0IOeqtChmvvtHhVdm0xlAExY zMJ4zih6eY1PdFobDBSjRd1Rxx1yLdFBd44QSBL4cj4UEm9yvzJxajG0KrOuP18tNwyIsAw8rQfcT L24DdMvop5j8GX79RIUUVWcaovVhiu1+bD0uD2flRDlOwE2GPDjkkvcL0AZStxU9rKSfMhs1Vnmfr Ot0VDiT+OCD8+/QOGfcLnytM1AHXBGwXn6HGu+z60c9h+TO5FnFMPTy3eFFSS54+AG3l/TzvqMqDe 1yETZxG0MiQ/oTDJaY+Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWLmw-0005Q2-Nb; Wed, 06 May 2020 15:16:46 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWLlP-0001M6-3U for linux-arm-kernel@lists.infradead.org; Wed, 06 May 2020 15:15:17 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 046FExeE096943; Wed, 6 May 2020 10:14:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1588778099; bh=MKV79ofiysqnjU4+7T9T2gezrhTObALnfWPqqZdKvpo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=HDwiHb9XbJG0exStePTLe8369CBn149z3g44GCxwxtVp/oFxh4U/THe1+af871SGA Ho/zuVOU9Eair34VAuZUHyaC+gPQyIoDyiT8N2ht55lzG9ntevnRmw/YDtAJi0UdYZ W65H3TRgCSV4f2ZKqfSQ5oKNxmfsfx8oSg3rtkR4= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 046FEx6f100075 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 6 May 2020 10:14:59 -0500 Received: from DFLE112.ent.ti.com (10.64.6.33) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Wed, 6 May 2020 10:14:57 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE112.ent.ti.com (10.64.6.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Wed, 6 May 2020 10:14:57 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 046FEUgC119457; Wed, 6 May 2020 10:14:54 -0500 From: Kishon Vijay Abraham I To: Bjorn Helgaas , Rob Herring , Lorenzo Pieralisi , Arnd Bergmann , Tom Joseph Subject: [PATCH v4 06/14] PCI: cadence: Allow pci_host_bridge to have custom pci_ops Date: Wed, 6 May 2020 20:44:21 +0530 Message-ID: <20200506151429.12255-7-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200506151429.12255-1-kishon@ti.com> References: <20200506151429.12255-1-kishon@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200506_081512_624424_257EB9E6 X-CRM114-Status: GOOD ( 15.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, kishon@ti.com, linux-pci@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Certain platforms like TI's J721E allows only 32-bit configuration space access. In such cases pci_generic_config_read and pci_generic_config_write cannot be used. Add support in Cadence core to let pci_host_bridge have custom pci_ops. Signed-off-by: Kishon Vijay Abraham I --- drivers/pci/controller/cadence/pcie-cadence-host.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c index a60b9627cfbf..6c84520318a7 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-host.c +++ b/drivers/pci/controller/cadence/pcie-cadence-host.c @@ -291,7 +291,8 @@ int cdns_pcie_host_setup(struct cdns_pcie_rc *rc) list_splice_init(&resources, &bridge->windows); bridge->dev.parent = dev; bridge->busnr = pcie->bus; - bridge->ops = &cdns_pcie_host_ops; + if (!bridge->ops) + bridge->ops = &cdns_pcie_host_ops; bridge->map_irq = of_irq_parse_and_map_pci; bridge->swizzle_irq = pci_common_swizzle; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel