From patchwork Tue Aug 1 14:28:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 13336818 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 460C525149 for ; Tue, 1 Aug 2023 14:29:51 +0000 (UTC) Received: from EUR05-DB8-obe.outbound.protection.outlook.com (mail-db8eur05on2086.outbound.protection.outlook.com [40.107.20.86]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F05501724; Tue, 1 Aug 2023 07:29:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=RCLWwyE7R7mNHHxxUDvrTD79PqKKpzIBRZsHNW2PYyovtBzzS7I7QvBnhSFQA3OHfkeEGS0Cm2eIi7poF+D18wOutKneXEKzifmVtlN0QGRJOem9ic3qsedtK6isRn3YDCrGwhPIlthz/zO3ZaaAG2dCw6GrDpGq0pJbNTFBwxTfq/uLqwAGOhFfWRzw6phYc3tghfTEY1Lw7pzgLgpWc7G8m6XM/gWDuVRJVMFZgxb2k+yx8UZgj39UYsad6ikX1T1iy9aRZOFV10U3RyK3oyXr6TSjbd/C+CClClr2iPualQR1/ZhLASd7hxdr/RaizKiM5PdwlpZe8y4qgC1lBw== 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=jJcUSryWsFMQxeFJGDP+4inqyL1GXBMzoKsfMRvbbq0=; b=cF1uPOJhz5WYsI0LrbHiE3nXhOU8I8gdLyX1DQ9F1y1DCYQVV8+ipci5J5gOlxWD+TjmbTgAfJk5cD00tFnsy6tpjbJgmT9Q8MYljoTuiMbwOI9+9vpET7XIp42mhuMPMP8TdMsPT1ZeW9kWhci/TswWTIsIaLxWjX/xkxTaJalMgZBdM+hMdcS9PgV2psLDjSzVv8TQUR5CNyV8Y0CO3CDJ1ryoW6SzE+5IvEEq27a0edJ7Frz/oVjaSbxKyk5t6i3hguF9cwuuAyjlYQX4XnrK1nGiPfwXjkQAHM7Vg2pL9Q5VTwX5iZIql/yrpgo02VKmr2nIBECvNnw7gkS3Bg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none 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=jJcUSryWsFMQxeFJGDP+4inqyL1GXBMzoKsfMRvbbq0=; b=TLDuk9V9nB3sObHe7bDzT4OPHZqqujJap59sAQuF60BJnCBWEUxhI3gYvb/QlLz8l8ymEXhb9srYFqjhEd4Vqr6wj62SJSYN8YTJfembPA4wNfVpIGVcl2zERYQwhaD8GJw1iUC+B3mN1VemkomeDGAYiQd/OWEXWENEYXhxFYg= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AM0PR04MB6452.eurprd04.prod.outlook.com (2603:10a6:208:16d::21) by VI1PR04MB10028.eurprd04.prod.outlook.com (2603:10a6:800:1db::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6631.43; Tue, 1 Aug 2023 14:29:40 +0000 Received: from AM0PR04MB6452.eurprd04.prod.outlook.com ([fe80::6074:afac:3fae:6194]) by AM0PR04MB6452.eurprd04.prod.outlook.com ([fe80::6074:afac:3fae:6194%4]) with mapi id 15.20.6631.043; Tue, 1 Aug 2023 14:29:40 +0000 From: Vladimir Oltean To: netdev@vger.kernel.org Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , Florian Fainelli , Maxim Georgiev , Horatiu Vultur , =?utf-8?q?K=C3=B6ry_Maincent?= , Maxime Chevallier , Richard Cochran , Vadim Fedorenko , Gerhard Engleder , Hangbin Liu , Russell King , Heiner Kallweit , Jacob Keller , Jay Vosburgh , Andy Gospodarek , Wei Fang , Shenwei Wang , Clark Wang , NXP Linux Team , UNGLinuxDriver@microchip.com, Lars Povlsen , Steen Hegelund , Daniel Machon , Simon Horman , Casper Andersson , Sergey Organov , Michal Kubecek , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v9 net-next 09/12] net: lan966x: convert to ndo_hwtstamp_get() and ndo_hwtstamp_set() Date: Tue, 1 Aug 2023 17:28:21 +0300 Message-Id: <20230801142824.1772134-10-vladimir.oltean@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230801142824.1772134-1-vladimir.oltean@nxp.com> References: <20230801142824.1772134-1-vladimir.oltean@nxp.com> X-ClientProxiedBy: AM0PR04CA0027.eurprd04.prod.outlook.com (2603:10a6:208:122::40) To AM0PR04MB6452.eurprd04.prod.outlook.com (2603:10a6:208:16d::21) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM0PR04MB6452:EE_|VI1PR04MB10028:EE_ X-MS-Office365-Filtering-Correlation-Id: f5cba74d-965d-499c-f615-08db929bbd68 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:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR04MB6452.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(4636009)(366004)(136003)(376002)(346002)(39860400002)(396003)(451199021)(66476007)(66946007)(6916009)(66556008)(2906002)(4326008)(44832011)(5660300002)(7406005)(54906003)(41300700001)(316002)(7416002)(2616005)(52116002)(6486002)(6666004)(26005)(8936002)(6506007)(1076003)(8676002)(186003)(83380400001)(478600001)(36756003)(38100700002)(38350700002)(6512007)(86362001)(334744004);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: f5cba74d-965d-499c-f615-08db929bbd68 X-MS-Exchange-CrossTenant-AuthSource: AM0PR04MB6452.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Aug 2023 14:29:40.0168 (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: PS6or3bFEnC3jt56m0pmdk/ace10FLO7zW6PPKhhe/HtMrXy53pWvCi7Jij5BZJ/k5YE3KN0Qh8o8EEovKIcBw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB10028 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org The hardware timestamping through ndo_eth_ioctl() is going away. Convert the lan966x driver to the new API before that can be removed. After removing the timestamping logic from lan966x_port_ioctl(), the rest is equivalent to phy_do_ioctl(). Signed-off-by: Vladimir Oltean Reviewed-by: Jacob Keller Tested-by: Horatiu Vultur --- Changes in v9: - None Changes in v8: - Use phy_do_ioctl() Changes in v7: - Patch is new .../ethernet/microchip/lan966x/lan966x_main.c | 59 +++++++++++-------- .../ethernet/microchip/lan966x/lan966x_main.h | 12 ++-- .../ethernet/microchip/lan966x/lan966x_ptp.c | 34 +++++------ 3 files changed, 55 insertions(+), 50 deletions(-) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c index 73f20683210e..1baa94a98fe3 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c @@ -450,39 +450,44 @@ static int lan966x_port_get_parent_id(struct net_device *dev, return 0; } -static int lan966x_port_ioctl(struct net_device *dev, struct ifreq *ifr, - int cmd) +static int lan966x_port_hwtstamp_get(struct net_device *dev, + struct kernel_hwtstamp_config *cfg) { struct lan966x_port *port = netdev_priv(dev); - int err; - if (cmd == SIOCSHWTSTAMP) { - err = lan966x_ptp_setup_traps(port, ifr); - if (err) - return err; - } + if (phy_has_hwtstamp(dev->phydev)) + return phy_mii_ioctl(dev->phydev, cfg->ifr, SIOCGHWTSTAMP); - if (!phy_has_hwtstamp(dev->phydev) && port->lan966x->ptp) { - switch (cmd) { - case SIOCSHWTSTAMP: - err = lan966x_ptp_hwtstamp_set(port, ifr); - if (err) - lan966x_ptp_del_traps(port); + if (!port->lan966x->ptp) + return -EOPNOTSUPP; - return err; - case SIOCGHWTSTAMP: - return lan966x_ptp_hwtstamp_get(port, ifr); - } - } + lan966x_ptp_hwtstamp_get(port, cfg); - if (!dev->phydev) - return -ENODEV; + return 0; +} - err = phy_mii_ioctl(dev->phydev, ifr, cmd); - if (err && cmd == SIOCSHWTSTAMP) - lan966x_ptp_del_traps(port); +static int lan966x_port_hwtstamp_set(struct net_device *dev, + struct kernel_hwtstamp_config *cfg, + struct netlink_ext_ack *extack) +{ + struct lan966x_port *port = netdev_priv(dev); + int err; - return err; + err = lan966x_ptp_setup_traps(port, cfg); + if (err) + return err; + + if (phy_has_hwtstamp(dev->phydev)) { + err = phy_mii_ioctl(dev->phydev, cfg->ifr, SIOCSHWTSTAMP); + if (err) + lan966x_ptp_del_traps(port); + return err; + } + + if (!port->lan966x->ptp) + return -EOPNOTSUPP; + + return lan966x_ptp_hwtstamp_set(port, cfg, extack); } static const struct net_device_ops lan966x_port_netdev_ops = { @@ -495,10 +500,12 @@ static const struct net_device_ops lan966x_port_netdev_ops = { .ndo_get_stats64 = lan966x_stats_get, .ndo_set_mac_address = lan966x_port_set_mac_address, .ndo_get_port_parent_id = lan966x_port_get_parent_id, - .ndo_eth_ioctl = lan966x_port_ioctl, + .ndo_eth_ioctl = phy_do_ioctl, .ndo_setup_tc = lan966x_tc_setup, .ndo_bpf = lan966x_xdp, .ndo_xdp_xmit = lan966x_xdp_xmit, + .ndo_hwtstamp_get = lan966x_port_hwtstamp_get, + .ndo_hwtstamp_set = lan966x_port_hwtstamp_set, }; bool lan966x_netdevice_check(const struct net_device *dev) diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h index 27f272831ea5..b538d496e8d7 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h @@ -298,7 +298,7 @@ struct lan966x_phc { struct ptp_clock *clock; struct ptp_clock_info info; struct ptp_pin_desc pins[LAN966X_PHC_PINS_NUM]; - struct hwtstamp_config hwtstamp_config; + struct kernel_hwtstamp_config hwtstamp_config; struct lan966x *lan966x; u8 index; }; @@ -578,8 +578,11 @@ void lan966x_mdb_restore_entries(struct lan966x *lan966x); int lan966x_ptp_init(struct lan966x *lan966x); void lan966x_ptp_deinit(struct lan966x *lan966x); -int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr); -int lan966x_ptp_hwtstamp_get(struct lan966x_port *port, struct ifreq *ifr); +int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg, + struct netlink_ext_ack *extack); +void lan966x_ptp_hwtstamp_get(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg); void lan966x_ptp_rxtstamp(struct lan966x *lan966x, struct sk_buff *skb, u64 src_port, u64 timestamp); int lan966x_ptp_txtstamp_request(struct lan966x_port *port, @@ -590,7 +593,8 @@ irqreturn_t lan966x_ptp_irq_handler(int irq, void *args); irqreturn_t lan966x_ptp_ext_irq_handler(int irq, void *args); u32 lan966x_ptp_get_period_ps(void); int lan966x_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts); -int lan966x_ptp_setup_traps(struct lan966x_port *port, struct ifreq *ifr); +int lan966x_ptp_setup_traps(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg); int lan966x_ptp_del_traps(struct lan966x_port *port); int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev); diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c index 266a21a2d124..60bd0cff6677 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_ptp.c @@ -248,29 +248,23 @@ int lan966x_ptp_del_traps(struct lan966x_port *port) return err; } -int lan966x_ptp_setup_traps(struct lan966x_port *port, struct ifreq *ifr) +int lan966x_ptp_setup_traps(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg) { - struct hwtstamp_config cfg; - - if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) - return -EFAULT; - - if (cfg.rx_filter == HWTSTAMP_FILTER_NONE) + if (cfg->rx_filter == HWTSTAMP_FILTER_NONE) return lan966x_ptp_del_traps(port); else return lan966x_ptp_add_traps(port); } -int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr) +int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg, + struct netlink_ext_ack *extack) { struct lan966x *lan966x = port->lan966x; - struct hwtstamp_config cfg; struct lan966x_phc *phc; - if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) - return -EFAULT; - - switch (cfg.tx_type) { + switch (cfg->tx_type) { case HWTSTAMP_TX_ON: port->ptp_tx_cmd = IFH_REW_OP_TWO_STEP_PTP; break; @@ -284,7 +278,7 @@ int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr) return -ERANGE; } - switch (cfg.rx_filter) { + switch (cfg->rx_filter) { case HWTSTAMP_FILTER_NONE: port->ptp_rx_cmd = false; break; @@ -303,7 +297,7 @@ int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr) case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ: case HWTSTAMP_FILTER_NTP_ALL: port->ptp_rx_cmd = true; - cfg.rx_filter = HWTSTAMP_FILTER_ALL; + cfg->rx_filter = HWTSTAMP_FILTER_ALL; break; default: return -ERANGE; @@ -312,20 +306,20 @@ int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct ifreq *ifr) /* Commit back the result & save it */ mutex_lock(&lan966x->ptp_lock); phc = &lan966x->phc[LAN966X_PHC_PORT]; - memcpy(&phc->hwtstamp_config, &cfg, sizeof(cfg)); + phc->hwtstamp_config = *cfg; mutex_unlock(&lan966x->ptp_lock); - return copy_to_user(ifr->ifr_data, &cfg, sizeof(cfg)) ? -EFAULT : 0; + return 0; } -int lan966x_ptp_hwtstamp_get(struct lan966x_port *port, struct ifreq *ifr) +void lan966x_ptp_hwtstamp_get(struct lan966x_port *port, + struct kernel_hwtstamp_config *cfg) { struct lan966x *lan966x = port->lan966x; struct lan966x_phc *phc; phc = &lan966x->phc[LAN966X_PHC_PORT]; - return copy_to_user(ifr->ifr_data, &phc->hwtstamp_config, - sizeof(phc->hwtstamp_config)) ? -EFAULT : 0; + *cfg = phc->hwtstamp_config; } static int lan966x_ptp_classify(struct lan966x_port *port, struct sk_buff *skb)