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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS, 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 8269AC433E6 for ; Thu, 11 Mar 2021 06:22:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 569F864FD8 for ; Thu, 11 Mar 2021 06:22:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230283AbhCKGVe (ORCPT ); Thu, 11 Mar 2021 01:21:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39270 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230236AbhCKGVG (ORCPT ); Thu, 11 Mar 2021 01:21:06 -0500 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-he1eur04on0612.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe0d::612]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9E80C061760; Wed, 10 Mar 2021 22:21:05 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=VL0NoYC8NpHMHPztvwwSh3wEqIj82A/1tTXzor+MkQZ+vIbqz4DtWnc5mqP9l4PqCNVv0wJiIML0ZOeqdi+Bs51b6adEZ48TIeOpfj/GeM9pXw8GzjW1DW8EYB37RG5PEWaOaX8Wv8uckw6nY0R3EdypF0uzFbSxhiWVUS3KCY0n8xo3W03iRtYI3ArzDJ24fF6A9W8hrC/KM4lTy0qnWmch7WFHHLPviEx/8Bgef09x9m5DCzO5jHyGFC0e8lvn7DuvXYkEClVLAB1zx6bWNEjExmHRzulIq5upRXVPX/6XKUCFykMgH0jXlV28I+xrcBNGGmQIDGOPu/EIp+24nQ== 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-SenderADCheck; bh=AyDtI2Azne/VIEWFO+kBwKlpm+Ru9nL1MKRh6DMTeRM=; b=enxw2uwwvJx2gW5M0+ad1WGr0nrmTyF6JonY2jQt0sFEZrJUgnv3n/00L+UrQJQ+OTK8gDUR1DFw4HgMchSsExMb3QgSKvZpGDoIuzfmrLj1wuNEAm5x8gMOC5o5ITRfcIKPO9gr/1Y6lJ3dhR0+9dwmLi1q73wo0yxrgfH5vThDB3GII+cKwBYm5mMO0DWryBOQCCq11jmYFZc72OZiq09OmcG0glPhb6SB+B1NlyV6Tc6KqVeBjSwKsfch7VrYrAgsccp7T7hcwZ9snd5MLQC/klIwBvqrpFsOoivgTIxh7zJ9yDp7lnO9ZnWGeCXxq8yvbfN/0neP5wpNetML5A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector2-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=AyDtI2Azne/VIEWFO+kBwKlpm+Ru9nL1MKRh6DMTeRM=; b=AchWl3IWXJa38DL4pqjBTPaMAJhCQ8DVAEkfOECyHcK5JRC445gPBHc2Dx2Ox8i7k6AoohN68EDmg8lfGgD1gpjFPDBSGxWF0rtjk+X4FgyiGw62xcYa584fWL8W8Zmyzbzs99m7QX8MkasYa1B9c5b1weEKfvRgl94uEdLU6qA= Authentication-Results: arm.com; dkim=none (message not signed) header.d=none;arm.com; dmarc=none action=none header.from=oss.nxp.com; Received: from AM0PR04MB5636.eurprd04.prod.outlook.com (2603:10a6:208:130::22) by AM0PR04MB5473.eurprd04.prod.outlook.com (2603:10a6:208:112::32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.26; Thu, 11 Mar 2021 06:21:01 +0000 Received: from AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::1cd:7101:5570:cd79]) by AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::1cd:7101:5570:cd79%7]) with mapi id 15.20.3912.027; Thu, 11 Mar 2021 06:21:01 +0000 From: Calvin Johnson To: Grant Likely , "Rafael J . Wysocki" , Jeremy Linton , Andrew Lunn , Andy Shevchenko , Florian Fainelli , Russell King - ARM Linux admin , Cristi Sovaiala , Florin Laurentiu Chiculita , Ioana Ciornei , Madalin Bucur , Heikki Krogerus , Marcin Wojtas , Pieter Jansen Van Vuuren , Jon , Saravana Kannan , Randy Dunlap Cc: linux-arm-kernel@lists.infradead.org, Diana Madalina Craciun , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux.cj@gmail.com, netdev@vger.kernel.org, Laurentiu Tudor , Calvin Johnson , "David S. Miller" , Heiner Kallweit , Jakub Kicinski Subject: [net-next PATCH v7 02/16] net: phy: Introduce fwnode_mdio_find_device() Date: Thu, 11 Mar 2021 11:49:57 +0530 Message-Id: <20210311062011.8054-3-calvin.johnson@oss.nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210311062011.8054-1-calvin.johnson@oss.nxp.com> References: <20210311062011.8054-1-calvin.johnson@oss.nxp.com> Content-Type: text/plain X-Originating-IP: [14.142.151.118] X-ClientProxiedBy: HKAPR03CA0026.apcprd03.prod.outlook.com (2603:1096:203:c9::13) To AM0PR04MB5636.eurprd04.prod.outlook.com (2603:10a6:208:130::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from lsv03152.swis.in-blr01.nxp.com (14.142.151.118) by HKAPR03CA0026.apcprd03.prod.outlook.com (2603:1096:203:c9::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3955.9 via Frontend Transport; Thu, 11 Mar 2021 06:20:52 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 50792285-bfa6-4eeb-d6da-08d8e455d72d X-MS-TrafficTypeDiagnostic: AM0PR04MB5473: X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6108; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR04MB5636.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(366004)(39860400002)(136003)(346002)(376002)(396003)(44832011)(186003)(54906003)(66476007)(52116002)(5660300002)(110136005)(1076003)(66946007)(2906002)(316002)(16526019)(6486002)(921005)(4326008)(478600001)(83380400001)(6506007)(26005)(2616005)(6512007)(8936002)(7416002)(55236004)(1006002)(8676002)(86362001)(66556008)(956004)(110426009);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?ezc+YpJFGzofJlgUOc7ts/z0za7LarbF6jDYXJfbQwiUWruyfH9pX+mxa5cA?= =?us-ascii?Q?GMVgrJDkaYq5M5XzJWrVGEjfx8FV5SjpuvNNJPugRrmpOTK5qxRk81mUAPjR?= =?us-ascii?Q?p9NxMR+uqi2yY5Gk4A8HOkKM2figjX4cnlM5UTrsqx9oABqz0FtQ0xIE8m2C?= =?us-ascii?Q?8xiui6oMZxGnKbg4Q5WtaUVUWxxmsNWq6i7Ko34OXs8iziD5Vl/sBYvRmoog?= =?us-ascii?Q?DwCtyrqpGK4drbu09CMQGnW8IqDihFAi3gMGDWdwg8hM8ZCcACc/LOB6KwTB?= =?us-ascii?Q?KfLvtu+iIGIG/etsbsgkjz5Z8qmbwNmnTfbHuVwIVP6JNE/onpsGsRhqMdGN?= =?us-ascii?Q?oZSthd0tuQ+T/AEPutmro4BlFJxKsN/m3XbLPwtjpGd+4ZfsRwksd4KoZBt3?= =?us-ascii?Q?MhjsuN1VgP3xIDXKhZBYijGqXMrFFUS5xyY6i8/1/abxsBvXjcNlvjm3ph7m?= =?us-ascii?Q?B7eZ915qP3i7cQmP1WqA+IgpGzaFZqk6UwxHgBvmXOT+p537biSV4qe3rKCR?= =?us-ascii?Q?V6O/FpH80pro8uL3JYoSj0dM28+5qQiGRBFqgOfqCZeASqYmO8gVlfFj+YcZ?= =?us-ascii?Q?W0Gh1xsGR1VV4xgvXHjIbda5iTd275AbCQf9LtpUvNQPGfkLI0s2T74c1S9/?= =?us-ascii?Q?aEu/qnKv5xkH3GnbPGc9KYFEGRob2hpO6x5YMRIs6A2J9O34yPbbHEDZFymG?= =?us-ascii?Q?SetmJ5rGFigcYtJsrO9nBE6Mp6EHEde1tSL6fNhxIUjlMAPeztJQzRJp6mP/?= =?us-ascii?Q?+aWTpdlZye78GTSc0sx5hp7GqOYMBo3lN5CJQxUrggKBUx+951Dh2nRCMnF5?= =?us-ascii?Q?yGzMK7p792/u1QfWNafN+DonrtCpoxQJaWDVMtraTklkJbp0jF6d8j/KTSVO?= =?us-ascii?Q?TxfYwmZ9vclS0WYpBID84jhOw9w3PgxMG/O1aeL0BCDGXBtSnyWxOv3ykYkA?= =?us-ascii?Q?BfxvRj9iX3gjxeyMnwBbVhyyhhbUs19NTXjiYRq6+ZcEL25U3Lu+y0FJ2l5t?= =?us-ascii?Q?AGd4ZVfiwUQTlhWU7LejXVGKV6H1Msju54MaC+kZLk4FNnrJrt9tiEjBZgfc?= =?us-ascii?Q?z49AKtu8gEQF+qdNy4hCqWA09PMlt+a3EwQ2mhK2Q4k+z0G5Jrv3DxT7DnOh?= =?us-ascii?Q?GccHgwQ1SpRITvibpS9OP29qiY2dxVBaTt5tckF4M4A950Pn0G0rRJUTL6dL?= =?us-ascii?Q?JY92y+2SgwOAYQSywBV5O76mfSdlAVIQPhoaatKU6QELfwNHXIzZJf0gV1IF?= =?us-ascii?Q?UXPnjLfp1uYiPWCRIy7Mn5gS5CypcZUMtTZPXaz/ssW8J12HMFNh/cDBo3v9?= =?us-ascii?Q?MPRpa84kWNXpTM/C5UtrFpkq?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 50792285-bfa6-4eeb-d6da-08d8e455d72d X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB5636.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Mar 2021 06:21:01.0811 (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: mWJ5ttTKy5vxg426gV+anJzMJllF+AQjYSgQ4iLcAenVKwJxMMIqaOsvQEdsvrFE5EWgw9hRBMtix6HDJ076Rg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5473 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Define fwnode_mdio_find_device() to get a pointer to the mdio_device from fwnode passed to the function. Refactor of_mdio_find_device() to use fwnode_mdio_find_device(). Signed-off-by: Calvin Johnson --- Changes in v7: - correct fwnode_mdio_find_device() description Changes in v6: - fix warning for function parameter of fwnode_mdio_find_device() Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/net/mdio/of_mdio.c | 11 +---------- drivers/net/phy/phy_device.c | 23 +++++++++++++++++++++++ include/linux/phy.h | 6 ++++++ 3 files changed, 30 insertions(+), 10 deletions(-) diff --git a/drivers/net/mdio/of_mdio.c b/drivers/net/mdio/of_mdio.c index ea9d5855fb52..d5e0970b2561 100644 --- a/drivers/net/mdio/of_mdio.c +++ b/drivers/net/mdio/of_mdio.c @@ -347,16 +347,7 @@ EXPORT_SYMBOL(of_mdiobus_register); */ struct mdio_device *of_mdio_find_device(struct device_node *np) { - struct device *d; - - if (!np) - return NULL; - - d = bus_find_device_by_of_node(&mdio_bus_type, np); - if (!d) - return NULL; - - return to_mdio_device(d); + return fwnode_mdio_find_device(of_fwnode_handle(np)); } EXPORT_SYMBOL(of_mdio_find_device); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index cc38e326405a..daabb17bba00 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -2819,6 +2819,29 @@ static bool phy_drv_supports_irq(struct phy_driver *phydrv) return phydrv->config_intr && phydrv->handle_interrupt; } +/** + * fwnode_mdio_find_device - Given a fwnode, find the mdio_device + * @fwnode: pointer to the mdio_device's fwnode + * + * If successful, returns a pointer to the mdio_device with the embedded + * struct device refcount incremented by one, or NULL on failure. + * The caller should call put_device() on the mdio_device after its use. + */ +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode) +{ + struct device *d; + + if (!fwnode) + return NULL; + + d = bus_find_device_by_fwnode(&mdio_bus_type, fwnode); + if (!d) + return NULL; + + return to_mdio_device(d); +} +EXPORT_SYMBOL(fwnode_mdio_find_device); + /** * phy_probe - probe and init a PHY device * @dev: device to probe and init diff --git a/include/linux/phy.h b/include/linux/phy.h index 1a12e4436b5b..f5eb1e3981a1 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1366,11 +1366,17 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, u32 phy_id, bool is_c45, struct phy_c45_device_ids *c45_ids); #if IS_ENABLED(CONFIG_PHYLIB) +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode); struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45); int phy_device_register(struct phy_device *phy); void phy_device_free(struct phy_device *phydev); #else static inline +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode) +{ + return 0; +} +static inline struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45) { return NULL; -- 2.17.1 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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 BD7DAC433E0 for ; Thu, 11 Mar 2021 06:23:40 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 7030164FCE for ; Thu, 11 Mar 2021 06:23:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7030164FCE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=oss.nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=s9i3peHuZE5NgK+bQSfuduB0/Wt2b8fal0tLdKaGwy0=; b=GVY7wHBhHGerRVvpIENLd292T 3XSbfukevV5HygRvQUTXaRGgYUGM7J4GoLBEUX1ja9MkTVuV4McApv6y7eMyZU/aAmFdbxXuc9BQ6 RMkCQGcs8UAaI6lbgVb49tuWodyphvD5Wnlpi1X8oSpkqN2YQ105dtFzJ26ai7lMQNF5oSP7l0lzl Ju+e+kUIjPGQY/SPEWFowvf0sEYZvqoGJOHzZQM1lVeub6gdx87AgSXPBQL3OvQtzXx1xiAoDYYR0 AC8QbymOJWsQqqOezvQHoXIDRl9t0GTxdbdnMvPJnj/S3GoL8AfYwNENS5D+ppiigc5jhctFQe1GE vy2pNMX8A==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lKEhG-008SN4-2V; Thu, 11 Mar 2021 06:21:22 +0000 Received: from mail-eopbgr70044.outbound.protection.outlook.com ([40.107.7.44] helo=EUR04-HE1-obe.outbound.protection.outlook.com) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lKEgx-008SJK-KI for linux-arm-kernel@lists.infradead.org; Thu, 11 Mar 2021 06:21:07 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=VL0NoYC8NpHMHPztvwwSh3wEqIj82A/1tTXzor+MkQZ+vIbqz4DtWnc5mqP9l4PqCNVv0wJiIML0ZOeqdi+Bs51b6adEZ48TIeOpfj/GeM9pXw8GzjW1DW8EYB37RG5PEWaOaX8Wv8uckw6nY0R3EdypF0uzFbSxhiWVUS3KCY0n8xo3W03iRtYI3ArzDJ24fF6A9W8hrC/KM4lTy0qnWmch7WFHHLPviEx/8Bgef09x9m5DCzO5jHyGFC0e8lvn7DuvXYkEClVLAB1zx6bWNEjExmHRzulIq5upRXVPX/6XKUCFykMgH0jXlV28I+xrcBNGGmQIDGOPu/EIp+24nQ== 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-SenderADCheck; bh=AyDtI2Azne/VIEWFO+kBwKlpm+Ru9nL1MKRh6DMTeRM=; b=enxw2uwwvJx2gW5M0+ad1WGr0nrmTyF6JonY2jQt0sFEZrJUgnv3n/00L+UrQJQ+OTK8gDUR1DFw4HgMchSsExMb3QgSKvZpGDoIuzfmrLj1wuNEAm5x8gMOC5o5ITRfcIKPO9gr/1Y6lJ3dhR0+9dwmLi1q73wo0yxrgfH5vThDB3GII+cKwBYm5mMO0DWryBOQCCq11jmYFZc72OZiq09OmcG0glPhb6SB+B1NlyV6Tc6KqVeBjSwKsfch7VrYrAgsccp7T7hcwZ9snd5MLQC/klIwBvqrpFsOoivgTIxh7zJ9yDp7lnO9ZnWGeCXxq8yvbfN/0neP5wpNetML5A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector2-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=AyDtI2Azne/VIEWFO+kBwKlpm+Ru9nL1MKRh6DMTeRM=; b=AchWl3IWXJa38DL4pqjBTPaMAJhCQ8DVAEkfOECyHcK5JRC445gPBHc2Dx2Ox8i7k6AoohN68EDmg8lfGgD1gpjFPDBSGxWF0rtjk+X4FgyiGw62xcYa584fWL8W8Zmyzbzs99m7QX8MkasYa1B9c5b1weEKfvRgl94uEdLU6qA= Authentication-Results: arm.com; dkim=none (message not signed) header.d=none;arm.com; dmarc=none action=none header.from=oss.nxp.com; Received: from AM0PR04MB5636.eurprd04.prod.outlook.com (2603:10a6:208:130::22) by AM0PR04MB5473.eurprd04.prod.outlook.com (2603:10a6:208:112::32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.26; Thu, 11 Mar 2021 06:21:01 +0000 Received: from AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::1cd:7101:5570:cd79]) by AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::1cd:7101:5570:cd79%7]) with mapi id 15.20.3912.027; Thu, 11 Mar 2021 06:21:01 +0000 From: Calvin Johnson To: Grant Likely , "Rafael J . Wysocki" , Jeremy Linton , Andrew Lunn , Andy Shevchenko , Florian Fainelli , Russell King - ARM Linux admin , Cristi Sovaiala , Florin Laurentiu Chiculita , Ioana Ciornei , Madalin Bucur , Heikki Krogerus , Marcin Wojtas , Pieter Jansen Van Vuuren , Jon , Saravana Kannan , Randy Dunlap Cc: linux-arm-kernel@lists.infradead.org, Diana Madalina Craciun , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux.cj@gmail.com, netdev@vger.kernel.org, Laurentiu Tudor , Calvin Johnson , "David S. Miller" , Heiner Kallweit , Jakub Kicinski Subject: [net-next PATCH v7 02/16] net: phy: Introduce fwnode_mdio_find_device() Date: Thu, 11 Mar 2021 11:49:57 +0530 Message-Id: <20210311062011.8054-3-calvin.johnson@oss.nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210311062011.8054-1-calvin.johnson@oss.nxp.com> References: <20210311062011.8054-1-calvin.johnson@oss.nxp.com> X-Originating-IP: [14.142.151.118] X-ClientProxiedBy: HKAPR03CA0026.apcprd03.prod.outlook.com (2603:1096:203:c9::13) To AM0PR04MB5636.eurprd04.prod.outlook.com (2603:10a6:208:130::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from lsv03152.swis.in-blr01.nxp.com (14.142.151.118) by HKAPR03CA0026.apcprd03.prod.outlook.com (2603:1096:203:c9::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3955.9 via Frontend Transport; Thu, 11 Mar 2021 06:20:52 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 50792285-bfa6-4eeb-d6da-08d8e455d72d X-MS-TrafficTypeDiagnostic: AM0PR04MB5473: X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:6108; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:AM0PR04MB5636.eurprd04.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(366004)(39860400002)(136003)(346002)(376002)(396003)(44832011)(186003)(54906003)(66476007)(52116002)(5660300002)(110136005)(1076003)(66946007)(2906002)(316002)(16526019)(6486002)(921005)(4326008)(478600001)(83380400001)(6506007)(26005)(2616005)(6512007)(8936002)(7416002)(55236004)(1006002)(8676002)(86362001)(66556008)(956004)(110426009); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?ezc+YpJFGzofJlgUOc7ts/z0za7LarbF6jDYXJfbQwiUWruyfH9pX+mxa5cA?= =?us-ascii?Q?GMVgrJDkaYq5M5XzJWrVGEjfx8FV5SjpuvNNJPugRrmpOTK5qxRk81mUAPjR?= =?us-ascii?Q?p9NxMR+uqi2yY5Gk4A8HOkKM2figjX4cnlM5UTrsqx9oABqz0FtQ0xIE8m2C?= =?us-ascii?Q?8xiui6oMZxGnKbg4Q5WtaUVUWxxmsNWq6i7Ko34OXs8iziD5Vl/sBYvRmoog?= =?us-ascii?Q?DwCtyrqpGK4drbu09CMQGnW8IqDihFAi3gMGDWdwg8hM8ZCcACc/LOB6KwTB?= =?us-ascii?Q?KfLvtu+iIGIG/etsbsgkjz5Z8qmbwNmnTfbHuVwIVP6JNE/onpsGsRhqMdGN?= =?us-ascii?Q?oZSthd0tuQ+T/AEPutmro4BlFJxKsN/m3XbLPwtjpGd+4ZfsRwksd4KoZBt3?= =?us-ascii?Q?MhjsuN1VgP3xIDXKhZBYijGqXMrFFUS5xyY6i8/1/abxsBvXjcNlvjm3ph7m?= =?us-ascii?Q?B7eZ915qP3i7cQmP1WqA+IgpGzaFZqk6UwxHgBvmXOT+p537biSV4qe3rKCR?= =?us-ascii?Q?V6O/FpH80pro8uL3JYoSj0dM28+5qQiGRBFqgOfqCZeASqYmO8gVlfFj+YcZ?= =?us-ascii?Q?W0Gh1xsGR1VV4xgvXHjIbda5iTd275AbCQf9LtpUvNQPGfkLI0s2T74c1S9/?= =?us-ascii?Q?aEu/qnKv5xkH3GnbPGc9KYFEGRob2hpO6x5YMRIs6A2J9O34yPbbHEDZFymG?= =?us-ascii?Q?SetmJ5rGFigcYtJsrO9nBE6Mp6EHEde1tSL6fNhxIUjlMAPeztJQzRJp6mP/?= =?us-ascii?Q?+aWTpdlZye78GTSc0sx5hp7GqOYMBo3lN5CJQxUrggKBUx+951Dh2nRCMnF5?= =?us-ascii?Q?yGzMK7p792/u1QfWNafN+DonrtCpoxQJaWDVMtraTklkJbp0jF6d8j/KTSVO?= =?us-ascii?Q?TxfYwmZ9vclS0WYpBID84jhOw9w3PgxMG/O1aeL0BCDGXBtSnyWxOv3ykYkA?= =?us-ascii?Q?BfxvRj9iX3gjxeyMnwBbVhyyhhbUs19NTXjiYRq6+ZcEL25U3Lu+y0FJ2l5t?= =?us-ascii?Q?AGd4ZVfiwUQTlhWU7LejXVGKV6H1Msju54MaC+kZLk4FNnrJrt9tiEjBZgfc?= =?us-ascii?Q?z49AKtu8gEQF+qdNy4hCqWA09PMlt+a3EwQ2mhK2Q4k+z0G5Jrv3DxT7DnOh?= =?us-ascii?Q?GccHgwQ1SpRITvibpS9OP29qiY2dxVBaTt5tckF4M4A950Pn0G0rRJUTL6dL?= =?us-ascii?Q?JY92y+2SgwOAYQSywBV5O76mfSdlAVIQPhoaatKU6QELfwNHXIzZJf0gV1IF?= =?us-ascii?Q?UXPnjLfp1uYiPWCRIy7Mn5gS5CypcZUMtTZPXaz/ssW8J12HMFNh/cDBo3v9?= =?us-ascii?Q?MPRpa84kWNXpTM/C5UtrFpkq?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 50792285-bfa6-4eeb-d6da-08d8e455d72d X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB5636.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Mar 2021 06:21:01.0811 (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: mWJ5ttTKy5vxg426gV+anJzMJllF+AQjYSgQ4iLcAenVKwJxMMIqaOsvQEdsvrFE5EWgw9hRBMtix6HDJ076Rg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB5473 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210311_062105_458763_A63D3A7E X-CRM114-Status: GOOD ( 16.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Define fwnode_mdio_find_device() to get a pointer to the mdio_device from fwnode passed to the function. Refactor of_mdio_find_device() to use fwnode_mdio_find_device(). Signed-off-by: Calvin Johnson --- Changes in v7: - correct fwnode_mdio_find_device() description Changes in v6: - fix warning for function parameter of fwnode_mdio_find_device() Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None drivers/net/mdio/of_mdio.c | 11 +---------- drivers/net/phy/phy_device.c | 23 +++++++++++++++++++++++ include/linux/phy.h | 6 ++++++ 3 files changed, 30 insertions(+), 10 deletions(-) diff --git a/drivers/net/mdio/of_mdio.c b/drivers/net/mdio/of_mdio.c index ea9d5855fb52..d5e0970b2561 100644 --- a/drivers/net/mdio/of_mdio.c +++ b/drivers/net/mdio/of_mdio.c @@ -347,16 +347,7 @@ EXPORT_SYMBOL(of_mdiobus_register); */ struct mdio_device *of_mdio_find_device(struct device_node *np) { - struct device *d; - - if (!np) - return NULL; - - d = bus_find_device_by_of_node(&mdio_bus_type, np); - if (!d) - return NULL; - - return to_mdio_device(d); + return fwnode_mdio_find_device(of_fwnode_handle(np)); } EXPORT_SYMBOL(of_mdio_find_device); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index cc38e326405a..daabb17bba00 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -2819,6 +2819,29 @@ static bool phy_drv_supports_irq(struct phy_driver *phydrv) return phydrv->config_intr && phydrv->handle_interrupt; } +/** + * fwnode_mdio_find_device - Given a fwnode, find the mdio_device + * @fwnode: pointer to the mdio_device's fwnode + * + * If successful, returns a pointer to the mdio_device with the embedded + * struct device refcount incremented by one, or NULL on failure. + * The caller should call put_device() on the mdio_device after its use. + */ +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode) +{ + struct device *d; + + if (!fwnode) + return NULL; + + d = bus_find_device_by_fwnode(&mdio_bus_type, fwnode); + if (!d) + return NULL; + + return to_mdio_device(d); +} +EXPORT_SYMBOL(fwnode_mdio_find_device); + /** * phy_probe - probe and init a PHY device * @dev: device to probe and init diff --git a/include/linux/phy.h b/include/linux/phy.h index 1a12e4436b5b..f5eb1e3981a1 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -1366,11 +1366,17 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, u32 phy_id, bool is_c45, struct phy_c45_device_ids *c45_ids); #if IS_ENABLED(CONFIG_PHYLIB) +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode); struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45); int phy_device_register(struct phy_device *phy); void phy_device_free(struct phy_device *phydev); #else static inline +struct mdio_device *fwnode_mdio_find_device(struct fwnode_handle *fwnode) +{ + return 0; +} +static inline struct phy_device *get_phy_device(struct mii_bus *bus, int addr, bool is_c45) { return NULL; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel