From patchwork Fri May 13 08:36:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Henning Schild X-Patchwork-Id: 12848495 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AAA5BC43217 for ; Fri, 13 May 2022 08:37:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1378391AbiEMIhI (ORCPT ); Fri, 13 May 2022 04:37:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1378276AbiEMIhH (ORCPT ); Fri, 13 May 2022 04:37:07 -0400 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-eopbgr70052.outbound.protection.outlook.com [40.107.7.52]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 495E426273E; Fri, 13 May 2022 01:37:06 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=EA5e4SKJxkEgam/g/N7xtfQUZuiWPlLQOwO1SEIBMml8hrWXlqcQxNsW+jQNEGtBwuCTL88cFwgnr1Wy/rTASwbOnT8ZYD0Z8Um4IOcs5NwVlEV56w4PcY8He32PPaCSYAH2WzGPrRuoySVmc0aE2e8RgFSlVMQkAOsEh8P+gcgG+fOP07SbowmD5mVdAQPhwckfgLdHakf12+zbPZ5/Jhf55+bn9f0mR8Y46qcGUgl9Kf/UTDP9Gqkm7qNIlPjwm6SlctL7WvWKXNJ1N7dEnk0q8dVH9HhqZu/nXeT2sHV7rR2XK2kHijpDG/bGafa38IyyT6Kl76vYEJ8Eqbsv+g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=g/bvzut7vDPs6Qu42tMSsNBM1KLXMXM7ArXnJxh9Qi4=; b=Jl5VFKN6j5JnGzVypZQ5mXs/CtgQl4ofFdRy7va+iWhHDY9isv1u89OQNrWiAhLtavQwcA8xwfHsPQqNr7iS3J/jQO95BYM6uK3Sku7GI4jLvOmFlZWQYCuMRiaarbiUXrobgg3PkvsU4kdThRTbWhwfDecfZPRV48/ih5ZhPNl57ptERSJXW2X767TvgWTeeKNqtyL6kP6uedLdox+6BfFpJDEKVQMskMMCP00qgpIRUKcTkoAef3NOaFr4izbPFmYToY/s03JYbilo2eZ+DMmmZsuPsD3452OcI8sRNJbr02QNitDKkZ2KU5TtO/dyozYZpYgHH7Cm/lWjfi8O5A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 194.138.21.73) smtp.rcpttodomain=linux.intel.com smtp.mailfrom=siemens.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=siemens.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=siemens.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=g/bvzut7vDPs6Qu42tMSsNBM1KLXMXM7ArXnJxh9Qi4=; b=z/t8LAziRB251j2aq8EtSohVI4kdC2RKaNo0j6uIDZbki26HikS0kQIlp7LyGHkBEaVtVGqU3kt80DQzL0me3daVpWXQ+9PNNaoqODTIho6X5eFSkhW3IJ+2nzjeqpf4a1E3lJjS15jGXk8vHY/JUP7ssbm08EEl5lerCvC9MtHXx/6FfDwLMv7cmnIroY5ebaXNAlJejA7CADdEXdHsgu4BNi1DwifybiG28NfZh7v0iXSTx5TypAVaHqVr024X+RDlYbqFTg/pLNqJGjvZOoKAG7zh6xOx3dkdlktBGf/NnCLsHqp0WfgOu8c/u0sU2+S8Xxw8Pak63qubE1NHtg== Received: from DBBPR09CA0004.eurprd09.prod.outlook.com (2603:10a6:10:c0::16) by GVXPR10MB5792.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:150:6e::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5227.21; Fri, 13 May 2022 08:37:03 +0000 Received: from DB5EUR01FT039.eop-EUR01.prod.protection.outlook.com (2603:10a6:10:c0:cafe::6a) by DBBPR09CA0004.outlook.office365.com (2603:10a6:10:c0::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5250.13 via Frontend Transport; Fri, 13 May 2022 08:37:03 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 194.138.21.73) smtp.mailfrom=siemens.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=siemens.com; Received-SPF: Pass (protection.outlook.com: domain of siemens.com designates 194.138.21.73 as permitted sender) receiver=protection.outlook.com; client-ip=194.138.21.73; helo=hybrid.siemens.com; Received: from hybrid.siemens.com (194.138.21.73) by DB5EUR01FT039.mail.protection.outlook.com (10.152.5.18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5250.13 via Frontend Transport; Fri, 13 May 2022 08:37:03 +0000 Received: from DEMCHDC8A0A.ad011.siemens.net (139.25.226.106) by DEMCHDC9SNA.ad011.siemens.net (194.138.21.73) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 13 May 2022 10:37:02 +0200 Received: from md1za8fc.ad001.siemens.net (139.25.69.210) by DEMCHDC8A0A.ad011.siemens.net (139.25.226.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Fri, 13 May 2022 10:37:02 +0200 From: Henning Schild To: Andy Shevchenko CC: Mark Gross , Wim Van Sebroeck , Guenter Roeck , , , , , Enrico Weigelt , Gerd Haeussler , Henning Schild Subject: [PATCH v3 2/4] watchdog: simatic-ipc-wdt: convert to use P2SB accessor Date: Fri, 13 May 2022 10:36:50 +0200 Message-ID: <20220513083652.974-3-henning.schild@siemens.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220513083652.974-1-henning.schild@siemens.com> References: <20220513083652.974-1-henning.schild@siemens.com> MIME-Version: 1.0 X-Originating-IP: [139.25.69.210] X-ClientProxiedBy: DEMCHDC89XA.ad011.siemens.net (139.25.226.103) To DEMCHDC8A0A.ad011.siemens.net (139.25.226.106) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: a434ec37-4ade-4c53-c2aa-08da34bbc167 X-MS-TrafficTypeDiagnostic: GVXPR10MB5792:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:194.138.21.73;CTRY:DE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:hybrid.siemens.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230001)(4636009)(36840700001)(40470700004)(46966006)(2906002)(70586007)(54906003)(4326008)(70206006)(81166007)(107886003)(6916009)(8676002)(336012)(47076005)(2616005)(82310400005)(16526019)(186003)(36860700001)(956004)(356005)(82960400001)(40460700003)(36756003)(83380400001)(6666004)(8936002)(1076003)(508600001)(316002)(5660300002)(26005)(86362001)(44832011)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: siemens.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 May 2022 08:37:03.4052 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a434ec37-4ade-4c53-c2aa-08da34bbc167 X-MS-Exchange-CrossTenant-Id: 38ae3bcd-9579-4fd4-adda-b42e1495d55a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=38ae3bcd-9579-4fd4-adda-b42e1495d55a;Ip=[194.138.21.73];Helo=[hybrid.siemens.com] X-MS-Exchange-CrossTenant-AuthSource: DB5EUR01FT039.eop-EUR01.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GVXPR10MB5792 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org Since we have a common P2SB accessor in tree we may use it instead of open coded variants. Replace custom code by p2sb_bar() call. Signed-off-by: Henning Schild Acked-by: Guenter Roeck --- drivers/watchdog/Kconfig | 1 + drivers/watchdog/simatic-ipc-wdt.c | 15 ++++++++------- 2 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index a7cd3ef5b3d8..0097fbb455ab 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -1639,6 +1639,7 @@ config SIEMENS_SIMATIC_IPC_WDT tristate "Siemens Simatic IPC Watchdog" depends on SIEMENS_SIMATIC_IPC select WATCHDOG_CORE + select P2SB help This driver adds support for several watchdogs found in Industrial PCs from Siemens. diff --git a/drivers/watchdog/simatic-ipc-wdt.c b/drivers/watchdog/simatic-ipc-wdt.c index 8bac793c63fb..6599695dc672 100644 --- a/drivers/watchdog/simatic-ipc-wdt.c +++ b/drivers/watchdog/simatic-ipc-wdt.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -54,9 +55,9 @@ static struct resource io_resource_trigger = DEFINE_RES_IO_NAMED(WD_TRIGGER_IOADR, SZ_1, KBUILD_MODNAME " WD_TRIGGER_IOADR"); -/* the actual start will be discovered with pci, 0 is a placeholder */ +/* the actual start will be discovered with p2sb, 0 is a placeholder */ static struct resource mem_resource = - DEFINE_RES_MEM_NAMED(0, SZ_4, "WD_RESET_BASE_ADR"); + DEFINE_RES_MEM_NAMED(0, 0, "WD_RESET_BASE_ADR"); static u32 wd_timeout_table[] = {2, 4, 6, 8, 16, 32, 48, 64 }; static void __iomem *wd_reset_base_addr; @@ -150,6 +151,7 @@ static int simatic_ipc_wdt_probe(struct platform_device *pdev) struct simatic_ipc_platform *plat = pdev->dev.platform_data; struct device *dev = &pdev->dev; struct resource *res; + int ret; switch (plat->devmode) { case SIMATIC_IPC_DEVICE_227E: @@ -190,15 +192,14 @@ static int simatic_ipc_wdt_probe(struct platform_device *pdev) if (plat->devmode == SIMATIC_IPC_DEVICE_427E) { res = &mem_resource; - /* get GPIO base from PCI */ - res->start = simatic_ipc_get_membase0(PCI_DEVFN(0x1f, 1)); - if (res->start == 0) - return -ENODEV; + ret = p2sb_bar(NULL, 0, res); + if (ret) + return ret; /* do the final address calculation */ res->start = res->start + (GPIO_COMMUNITY0_PORT_ID << 16) + PAD_CFG_DW0_GPP_A_23; - res->end += res->start; + res->end = res->start + SZ_4 - 1; wd_reset_base_addr = devm_ioremap_resource(dev, res); if (IS_ERR(wd_reset_base_addr))