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=-13.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SIGNED_OFF_BY,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 08193C43457 for ; Wed, 15 Jul 2020 09:05:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D598620657 for ; Wed, 15 Jul 2020 09:04:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=NXP1.onmicrosoft.com header.i=@NXP1.onmicrosoft.com header.b="TeobDDkm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730070AbgGOJE7 (ORCPT ); Wed, 15 Jul 2020 05:04:59 -0400 Received: from mail-eopbgr60055.outbound.protection.outlook.com ([40.107.6.55]:26718 "EHLO EUR04-DB3-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730490AbgGOJE6 (ORCPT ); Wed, 15 Jul 2020 05:04:58 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hUrGJyCZHN0gDRhnzwd2S7bzpyuHmERK3uEfrA5mturOPyLI3qewi7GwHlj2OXaOT7uRF7lT9e5CYK2d/xt6NZvKHa8K+dfDLB7Q797at344ONcRD5U4SSk71OLUmHzRxH1xj08Aw3yFIWibIUrlA7NdJiGz5xUcw64CCwG298+6Vs9gthyX3Ni6v7stLPvKAxu0MzSnrPnb5a0iUzX8nhMupHgYt3s1Jy9y2N821IHHO6HHWBt7C63uCWemG3+oa/dbb8UkxZzevQr3DCnAMj285XQ5W9AObNpnX3FK4NkSlFwtmaPkN2UC4xxh2fDnEUONnI7KGE77wkqL6u0p7g== 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=D1a+LynARogaUE+B20N8pKJgKotImA1s+9CwVCTT63w=; b=WOnS7x67UhT1FU+0aHhsv317h2nw7/gidhfjFnrNwSyZ6wwJkLz+hlWF5j9zRQuFJMe0eBPk2J/D2pMSVCkTzd1vU+mTjxOl2CCwO3+NzmPSdHGiQ18dzOMYEECPimXhD/1LF8dJ+/nV01odXGF0zxT8ElCQBFEjnOkhNG4FDDFFzH9t0I8VuhWSMYZtbVBay4I+H1TYC2GQzDgZ9du/KxmN/AkpajnqG1dyzQZNFX1Dauo8nlQx/ijR5gumTFLQXFl3X2FMlKb45aGuX2XXCz6JT/Cf3ZB06ErJp7mo0LyjRKbsoyW0Gaf+ZrgkC7knslJEZdHnLLC4C3t058TwhA== 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=D1a+LynARogaUE+B20N8pKJgKotImA1s+9CwVCTT63w=; b=TeobDDkmtCGpPhkl/YlDKd0Bl6jStATpL9oY4wsrIlEmw8A7dWi1QAa2emG+dq3rjG9Tt9b70jqAUvd4hQE5sy/R7UqSggSgLDHvvDfWJ5OYND35bqRqSBddXhiHAJoioN7Wqycn/SAAIdo9LbVbKlKrecPrMQrZv04qNsotNSI= 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 AM0PR0402MB3763.eurprd04.prod.outlook.com (2603:10a6:208:e::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3174.23; Wed, 15 Jul 2020 09:04:53 +0000 Received: from AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::7dda:a30:6b25:4d45]) by AM0PR04MB5636.eurprd04.prod.outlook.com ([fe80::7dda:a30:6b25:4d45%7]) with mapi id 15.20.3174.026; Wed, 15 Jul 2020 09:04:53 +0000 From: Calvin Johnson To: Jeremy Linton , Russell King - ARM Linux admin , Jon , Cristi Sovaiala , Ioana Ciornei , Andrew Lunn , Andy Shevchenko , Florian Fainelli , Madalin Bucur Cc: netdev@vger.kernel.org, linux.cj@gmail.com, linux-acpi@vger.kernel.org, Calvin Johnson Subject: [net-next PATCH v7 6/6] net: dpaa2-mac: Add ACPI support for DPAA2 MAC driver Date: Wed, 15 Jul 2020 14:34:00 +0530 Message-Id: <20200715090400.4733-7-calvin.johnson@oss.nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200715090400.4733-1-calvin.johnson@oss.nxp.com> References: <20200715090400.4733-1-calvin.johnson@oss.nxp.com> Content-Type: text/plain X-ClientProxiedBy: SG2PR02CA0070.apcprd02.prod.outlook.com (2603:1096:4:54::34) 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 SG2PR02CA0070.apcprd02.prod.outlook.com (2603:1096:4:54::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3195.18 via Frontend Transport; Wed, 15 Jul 2020 09:04:49 +0000 X-Mailer: git-send-email 2.17.1 X-Originating-IP: [14.142.151.118] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 076f0d0a-7bd3-4e31-f562-08d8289e230c X-MS-TrafficTypeDiagnostic: AM0PR0402MB3763: X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2803; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: f8W+kUD4qlwbnUPPVED2t8VGaBDknXAhX4XCh1Gh03bdt6XJv7vLXkBxepqzkw2HKbymmMwpB9sc3mgvpwyDTau7NEDvQkcbafl0v5Qaeb6ams/OG5BhvN6wnNGg7/AQ+seXiKzRrBAL+h7O7gPj+OylQBwjfPD7u7RdJVsQPmGOxhWQ7eaRWodSvJNx+e9Bhc6j2ukMEeBkGMjZCmR4++hRV6VuPNPiDT5n7MKh4Td0pqBfjyKMEd2xUrQ3U/jDdbdvxJMk3YC4Fby4PaUGTdv/t9CENH+qfYi99gdqi0dDrrkjhOfyWAmFnobXGiDbL5wgUzcY0FSOiAdSj04U7hDYbFYHN1dW6ltcwjpQ0zV2OT/Pvj0E81iI7ibQlyIO 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;SFTY:;SFS:(4636009)(136003)(346002)(39860400002)(376002)(366004)(396003)(5660300002)(110136005)(2906002)(6512007)(66946007)(6666004)(66476007)(86362001)(1006002)(4326008)(66556008)(52116002)(44832011)(316002)(956004)(83380400001)(26005)(6486002)(2616005)(6636002)(6506007)(55236004)(1076003)(186003)(16526019)(8676002)(8936002)(478600001)(110426005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 076f0d0a-7bd3-4e31-f562-08d8289e230c X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB5636.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Jul 2020 09:04:53.2999 (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: 7WZM4Sn181VUHH1z1PC5pezxU9SamFNppBMau6HELG6a9+DZNMf4x5YtgYUs5+Mk3HbnJcDvRUDQ25U7LWDB+g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR0402MB3763 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Modify dpaa2_mac_connect() to support ACPI along with DT. Modify dpaa2_mac_get_node() to get the dpmac fwnode from either DT or ACPI. Replace of_get_phy_mode with fwnode_get_phy_mode to get phy-mode for a dpmac_node. Define and use helper function find_phy_device() to find phy_dev that is later connected to mac->phylink. Signed-off-by: Calvin Johnson --- Changes in v7: None Changes in v6: None Changes in v5: None Changes in v4: - introduce device_mdiobus_register() Changes in v3: - cleanup based on v2 comments - move code into phylink_fwnode_phy_connect() Changes in v2: - clean up dpaa2_mac_get_node() - introduce find_phy_device() - use acpi_find_child_device() .../net/ethernet/freescale/dpaa2/dpaa2-mac.c | 70 +++++++++++-------- 1 file changed, 40 insertions(+), 30 deletions(-) diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c index 3ee236c5fc37..297d2dab9e97 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c @@ -1,6 +1,9 @@ // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) /* Copyright 2019 NXP */ +#include +#include + #include "dpaa2-eth.h" #include "dpaa2-mac.h" @@ -23,38 +26,46 @@ static int phy_mode(enum dpmac_eth_if eth_if, phy_interface_t *if_mode) } /* Caller must call of_node_put on the returned value */ -static struct device_node *dpaa2_mac_get_node(u16 dpmac_id) +static struct fwnode_handle *dpaa2_mac_get_node(struct device *dev, + u16 dpmac_id) { - struct device_node *dpmacs, *dpmac = NULL; - u32 id; + struct fwnode_handle *fsl_mc_fwnode = dev_fwnode(dev->parent->parent); + struct fwnode_handle *dpmacs, *dpmac = NULL; + struct acpi_device *adev; int err; + u32 id; - dpmacs = of_find_node_by_name(NULL, "dpmacs"); - if (!dpmacs) - return NULL; - - while ((dpmac = of_get_next_child(dpmacs, dpmac)) != NULL) { - err = of_property_read_u32(dpmac, "reg", &id); - if (err) - continue; - if (id == dpmac_id) - break; + if (is_of_node(fsl_mc_fwnode)) { + dpmacs = fwnode_get_named_child_node(fsl_mc_fwnode, "dpmacs"); + if (!dpmacs) + return NULL; + + while ((dpmac = fwnode_get_next_child_node(dpmacs, dpmac))) { + err = fwnode_property_read_u32(dpmac, "reg", &id); + if (err) + continue; + if (id == dpmac_id) + return dpmac; + } + fwnode_handle_put(dpmacs); + } else if (is_acpi_device_node(fsl_mc_fwnode)) { + adev = acpi_find_child_device(ACPI_COMPANION(dev->parent), + dpmac_id, false); + if (adev) + return acpi_fwnode_handle(adev); } - - of_node_put(dpmacs); - - return dpmac; + return NULL; } -static int dpaa2_mac_get_if_mode(struct device_node *node, +static int dpaa2_mac_get_if_mode(struct fwnode_handle *dpmac_node, struct dpmac_attr attr) { phy_interface_t if_mode; int err; - err = of_get_phy_mode(node, &if_mode); - if (!err) - return if_mode; + err = fwnode_get_phy_mode(dpmac_node); + if (err > 0) + return err; err = phy_mode(attr.eth_if, &if_mode); if (!err) @@ -231,7 +242,7 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) { struct fsl_mc_device *dpmac_dev = mac->mc_dev; struct net_device *net_dev = mac->net_dev; - struct device_node *dpmac_node; + struct fwnode_handle *dpmac_node = NULL; struct phylink *phylink; struct dpmac_attr attr; int err; @@ -251,7 +262,7 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) mac->if_link_type = attr.link_type; - dpmac_node = dpaa2_mac_get_node(attr.id); + dpmac_node = dpaa2_mac_get_node(&dpmac_dev->dev, attr.id); if (!dpmac_node) { netdev_err(net_dev, "No dpmac@%d node found.\n", attr.id); err = -ENODEV; @@ -269,7 +280,7 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) * error out if the interface mode requests them and there is no PHY * to act upon them */ - if (of_phy_is_fixed_link(dpmac_node) && + if (of_phy_is_fixed_link(to_of_node(dpmac_node)) && (mac->if_mode == PHY_INTERFACE_MODE_RGMII_ID || mac->if_mode == PHY_INTERFACE_MODE_RGMII_RXID || mac->if_mode == PHY_INTERFACE_MODE_RGMII_TXID)) { @@ -282,7 +293,7 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) mac->phylink_config.type = PHYLINK_NETDEV; phylink = phylink_create(&mac->phylink_config, - of_fwnode_handle(dpmac_node), mac->if_mode, + dpmac_node, mac->if_mode, &dpaa2_mac_phylink_ops); if (IS_ERR(phylink)) { err = PTR_ERR(phylink); @@ -290,20 +301,19 @@ int dpaa2_mac_connect(struct dpaa2_mac *mac) } mac->phylink = phylink; - err = phylink_of_phy_connect(mac->phylink, dpmac_node, 0); + err = phylink_fwnode_phy_connect(mac->phylink, dpmac_node, 0); if (err) { - netdev_err(net_dev, "phylink_of_phy_connect() = %d\n", err); + netdev_err(net_dev, "phylink_fwnode_phy_connect() = %d\n", err); goto err_phylink_destroy; } - of_node_put(dpmac_node); - + fwnode_handle_put(dpmac_node); return 0; err_phylink_destroy: phylink_destroy(mac->phylink); err_put_node: - of_node_put(dpmac_node); + fwnode_handle_put(dpmac_node); err_close_dpmac: dpmac_close(mac->mc_io, 0, dpmac_dev->mc_handle); return err; -- 2.17.1