From patchwork Tue Jun 25 09:09:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Z.Q. Hou" X-Patchwork-Id: 1121903 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.b="KzABVjnx"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45Y0jF0dypz9sCJ for ; Tue, 25 Jun 2019 19:09:37 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731297AbfFYJJb (ORCPT ); Tue, 25 Jun 2019 05:09:31 -0400 Received: from mail-eopbgr150077.outbound.protection.outlook.com ([40.107.15.77]:56134 "EHLO EUR01-DB5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731294AbfFYJJb (ORCPT ); Tue, 25 Jun 2019 05:09:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=KNzkn/a0IqunK1Yi9Xo6xRbN57iI7q+LcT+L41q2PKE=; b=KzABVjnxVn6ypctwJSGEPMqX+qUN1ultl40IRdfT2qbWUIRmk9eS0JY8ZXQA56J0EVvOLz8ezxwD7be2D18fnWvJ9ZOFrXjUShIprysUnM0x2aVwdtgrzMsBQroMFTA4zhGTpDE0aDTuKvP9p0p9tLimyoW4Id0NG9JwWM8F9dk= Received: from DB8PR04MB6747.eurprd04.prod.outlook.com (20.179.250.159) by DB8PR04MB6746.eurprd04.prod.outlook.com (20.179.251.86) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2008.16; Tue, 25 Jun 2019 09:09:28 +0000 Received: from DB8PR04MB6747.eurprd04.prod.outlook.com ([fe80::93a:4344:1120:4ca0]) by DB8PR04MB6747.eurprd04.prod.outlook.com ([fe80::93a:4344:1120:4ca0%6]) with mapi id 15.20.2008.017; Tue, 25 Jun 2019 09:09:28 +0000 From: "Z.q. Hou" To: "linux-pci@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "bhelgaas@google.com" , "robh+dt@kernel.org" , "arnd@arndb.de" , "mark.rutland@arm.com" , "l.subrahmanya@mobiveil.co.in" , "shawnguo@kernel.org" , "m.karthikeyan@mobiveil.co.in" , Leo Li , "lorenzo.pieralisi@arm.com" , "catalin.marinas@arm.com" , "will.deacon@arm.com" CC: Mingkai Hu , "M.h. Lian" , Xiaowei Bao , "Z.q. Hou" Subject: [PATCHv7 4/7] PCI: mobiveil: Add 8-bit and 16-bit CSR register accessors Thread-Topic: [PATCHv7 4/7] PCI: mobiveil: Add 8-bit and 16-bit CSR register accessors Thread-Index: AQHVKzWxDgZokwi9zUOCFYG14230nQ== Date: Tue, 25 Jun 2019 09:09:28 +0000 Message-ID: <20190625091039.18933-5-Zhiqiang.Hou@nxp.com> References: <20190625091039.18933-1-Zhiqiang.Hou@nxp.com> In-Reply-To: <20190625091039.18933-1-Zhiqiang.Hou@nxp.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: HK0PR03CA0116.apcprd03.prod.outlook.com (2603:1096:203:b0::32) To DB8PR04MB6747.eurprd04.prod.outlook.com (2603:10a6:10:10b::31) authentication-results: spf=none (sender IP is ) smtp.mailfrom=zhiqiang.hou@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.17.1 x-originating-ip: [119.31.174.73] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: eefafff2-85f6-4280-4ac3-08d6f94cd374 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(4618075)(2017052603328)(7193020); SRVR:DB8PR04MB6746; x-ms-traffictypediagnostic: DB8PR04MB6746: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2043; x-forefront-prvs: 0079056367 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(376002)(136003)(39860400002)(396003)(366004)(346002)(189003)(199004)(4326008)(386003)(446003)(26005)(102836004)(3846002)(478600001)(71190400001)(186003)(11346002)(71200400001)(7416002)(6116002)(25786009)(66946007)(50226002)(110136005)(8936002)(54906003)(81166006)(8676002)(305945005)(81156014)(316002)(2201001)(5660300002)(66556008)(7736002)(66476007)(66446008)(64756008)(1076003)(66066001)(486006)(2616005)(2501003)(73956011)(68736007)(6436002)(6486002)(256004)(6512007)(86362001)(6506007)(53936002)(36756003)(14454004)(99286004)(2906002)(52116002)(476003)(76176011)(921003)(1121003); DIR:OUT; SFP:1101; SCL:1; SRVR:DB8PR04MB6746; H:DB8PR04MB6747.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: Gt2Am9JVtGIsu0SPXF0hdh22vv5J+/2Er/5zoVrRzAP4AwLCf+EbHbu8Vc3aQ6VmVBtwaWba5aU4iBz0WoQVKx6dxfd42xAKOPSW/QnNhHVE7vdxYDWP3WL6D0Hx2VPaSw85jhETqGaMLsXoIisoYfoL7JGu1G0uVZ3uO3Ta/hdZaD2TPy0bNcTSmil6i+HNQnX9ReiGFh74lRAi16iDz8n7fXB9o/Ahlv1WJ3OXxnEFurinHEGuueDW0eICrWSVDYiIK6+bQvc3REpOKOp1Akj8P5iVg48vyaA6CXIGc3jo4e2pEJiZwteJVpvhMPgegOFzKcAAPL4tVBuhDpm4joRVnTTvNhn0iuJBY+zhbk38cIzYhqR1pG73Kqh3Sks1CWhxK3AGtDjl22Q/6XRYX4N5VWQnWBPrT2iUO5mQg6w= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: eefafff2-85f6-4280-4ac3-08d6f94cd374 X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Jun 2019 09:09:28.3646 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: zhiqiang.hou@nxp.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB8PR04MB6746 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Hou Zhiqiang There are some 8-bit and 16-bit registers in PCIe configuration space, so add these accessors accordingly. Signed-off-by: Hou Zhiqiang Reviewed-by: Minghuan Lian Reviewed-by: Subrahmanya Lingappa --- V7: - New patch moved from the fixes series. .../pci/controller/mobiveil/pcie-mobiveil.h | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/pci/controller/mobiveil/pcie-mobiveil.h b/drivers/pci/controller/mobiveil/pcie-mobiveil.h index 159b0142a2bc..a729a4f879fe 100644 --- a/drivers/pci/controller/mobiveil/pcie-mobiveil.h +++ b/drivers/pci/controller/mobiveil/pcie-mobiveil.h @@ -185,9 +185,29 @@ static inline u32 csr_readl(struct mobiveil_pcie *pcie, u32 off) return csr_read(pcie, off, 0x4); } +static inline u32 csr_readw(struct mobiveil_pcie *pcie, u32 off) +{ + return csr_read(pcie, off, 0x2); +} + +static inline u32 csr_readb(struct mobiveil_pcie *pcie, u32 off) +{ + return csr_read(pcie, off, 0x1); +} + static inline void csr_writel(struct mobiveil_pcie *pcie, u32 val, u32 off) { csr_write(pcie, val, off, 0x4); } +static inline void csr_writew(struct mobiveil_pcie *pcie, u32 val, u32 off) +{ + csr_write(pcie, val, off, 0x2); +} + +static inline void csr_writeb(struct mobiveil_pcie *pcie, u32 val, u32 off) +{ + csr_write(pcie, val, off, 0x1); +} + #endif /* _PCIE_MOBIVEIL_H */