From patchwork Wed Nov 6 19:16:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Machon X-Patchwork-Id: 13865345 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F29FDD59F6A for ; Wed, 6 Nov 2024 19:22:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=4N8j+9meM3xM+LtWi7bfYvo+q7mP4TbxrZdBimlsY6g=; b=MMICSPiXaHbZHJxKdH7e7w7wjg 50Sjd9AqVL08dRXMrdt5uGXlQTQ1+FK/COC9ZwBMkMF6Flv6fRNm3NLjCHlY8N7r1cd0ooge75FBA wmJdHPlJ05CXiXXn+QNSncvFUYoIoQfXC+zwUGJQtX7DenHyFxypanYXU+lGxqNAr/LtLW5rC99fP rUdVDYOB6dKPLuVzvoi3voEtYQPU9WcG03oBpquUOWdrnN3dzB8WmjDIWPnt4clCWRK3QIWzr3TWR sEt5Az6oHT1PdJPrL5yZxbh0Dq6eUorsEFaY2+nM3Lqi182dHCX/AWUxXFfNNC9J4LozQSwsKe817 J6rKstKw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t8lc4-00000004UiU-1Obn; Wed, 06 Nov 2024 19:22:44 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t8lXI-00000004TID-1dZO for linux-arm-kernel@lists.infradead.org; Wed, 06 Nov 2024 19:17:50 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1730920668; x=1762456668; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=KOslYPx3E0Tw4R0WluoSdu3PbZDQ/+6A5AWNzPomWUY=; b=KUXejfZ+tat4x7bEj3IDcx19GZZZPwOZQIIcS5zCkKOeotq/PUvwdDWS K8iNxNRhYcM28/dWRZqwQfltTmWJlLbiJNIUkDRUmjmBfpwe+cCsuNhdi Zd+5sSU4olggii3eB/gt3YVNJzm22C1pgl0QV66aKGF59vS3qT9k21h/E MB4ctL2UFNKdAPK8ZYjxeRs/WQPHvmc25B/vS0TdFon1KJPCsuRZn1Fix AUlb1EJZr1butsItrfgWJ78JcPQbmVvFMvR2N4M8bAega9y1K2zxeNGL3 xGWP53u4G+HJ3iSwUwHzYJDSTgMzMNnfoD5+q6d5uJHmMqZH/t3eF3Jv+ g==; X-CSE-ConnectionGUID: R5B6jnU1TTWc0t0C0FxLpw== X-CSE-MsgGUID: JS/sQO6eRf++Ou5wGS1NQA== X-IronPort-AV: E=Sophos;i="6.11,263,1725346800"; d="scan'208";a="37447982" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 06 Nov 2024 12:17:45 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Wed, 6 Nov 2024 12:17:11 -0700 Received: from DEN-DL-M70577.microchip.com (10.10.85.11) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Wed, 6 Nov 2024 12:17:08 -0700 From: Daniel Machon Date: Wed, 6 Nov 2024 20:16:41 +0100 Subject: [PATCH net-next 3/7] net: sparx5: use is_port_rgmii() throughout MIME-Version: 1.0 Message-ID: <20241106-sparx5-lan969x-switch-driver-4-v1-3-f7f7316436bd@microchip.com> References: <20241106-sparx5-lan969x-switch-driver-4-v1-0-f7f7316436bd@microchip.com> In-Reply-To: <20241106-sparx5-lan969x-switch-driver-4-v1-0-f7f7316436bd@microchip.com> To: , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Lars Povlsen" , Steen Hegelund , Horatiu Vultur , Russell King , CC: , , X-Mailer: b4 0.14-dev X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241106_111748_562549_6A350601 X-CRM114-Status: GOOD ( 18.94 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Now that we can check if a given port is an RGMII port, use it in the following cases: - To set RGMII PHY modes for RGMII port devices. - To avoid checking for a SerDes node in the devicetree, when the port is an RGMII port. - To bail out of sparx5_port_init() when the common configuration is done. Reviewed-by: Steen Hegelund Reviewed-by: Horatiu Vultur Signed-off-by: Daniel Machon --- .../net/ethernet/microchip/sparx5/sparx5_main.c | 28 +++++++++++++++------- .../net/ethernet/microchip/sparx5/sparx5_port.c | 3 +++ 2 files changed, 23 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c index 1c12ea0e6fd3..23bcef0970a4 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c @@ -311,10 +311,13 @@ static int sparx5_create_port(struct sparx5 *sparx5, struct initial_port_config *config) { struct sparx5_port *spx5_port; + const struct sparx5_ops *ops; struct net_device *ndev; struct phylink *phylink; int err; + ops = sparx5->data->ops; + ndev = sparx5_create_netdev(sparx5, config->portno); if (IS_ERR(ndev)) { dev_err(sparx5->dev, "Could not create net device: %02u\n", @@ -355,6 +358,9 @@ static int sparx5_create_port(struct sparx5 *sparx5, MAC_SYM_PAUSE | MAC_10 | MAC_100 | MAC_1000FD | MAC_2500FD | MAC_5000FD | MAC_10000FD | MAC_25000FD; + if (ops->is_port_rgmii(spx5_port->portno)) + phy_interface_set_rgmii(spx5_port->phylink_config.supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_SGMII, spx5_port->phylink_config.supported_interfaces); __set_bit(PHY_INTERFACE_MODE_QSGMII, @@ -831,6 +837,7 @@ static int mchp_sparx5_probe(struct platform_device *pdev) struct initial_port_config *configs, *config; struct device_node *np = pdev->dev.of_node; struct device_node *ports, *portnp; + const struct sparx5_ops *ops; struct reset_control *reset; struct sparx5 *sparx5; int idx = 0, err = 0; @@ -852,6 +859,7 @@ static int mchp_sparx5_probe(struct platform_device *pdev) return -EINVAL; regs = sparx5->data->regs; + ops = sparx5->data->ops; /* Do switch core reset if available */ reset = devm_reset_control_get_optional_shared(&pdev->dev, "switch"); @@ -881,7 +889,7 @@ static int mchp_sparx5_probe(struct platform_device *pdev) for_each_available_child_of_node(ports, portnp) { struct sparx5_port_config *conf; - struct phy *serdes; + struct phy *serdes = NULL; u32 portno; err = of_property_read_u32(portnp, "reg", &portno); @@ -911,13 +919,17 @@ static int mchp_sparx5_probe(struct platform_device *pdev) conf->sd_sgpio = ~0; else sparx5->sd_sgpio_remapping = true; - serdes = devm_of_phy_get(sparx5->dev, portnp, NULL); - if (IS_ERR(serdes)) { - err = dev_err_probe(sparx5->dev, PTR_ERR(serdes), - "port %u: missing serdes\n", - portno); - of_node_put(portnp); - goto cleanup_config; + /* There is no SerDes node for RGMII ports. */ + if (!ops->is_port_rgmii(portno)) { + serdes = devm_of_phy_get(sparx5->dev, portnp, NULL); + if (IS_ERR(serdes)) { + err = dev_err_probe(sparx5->dev, + PTR_ERR(serdes), + "port %u: missing serdes\n", + portno); + of_node_put(portnp); + goto cleanup_config; + } } config->portno = portno; config->node = portnp; diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c index bb04c2ccf112..61e81b061268 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c @@ -1087,6 +1087,9 @@ int sparx5_port_init(struct sparx5 *sparx5, ANA_CL_FILTER_CTRL_FILTER_SMAC_MC_DIS, sparx5, ANA_CL_FILTER_CTRL(port->portno)); + if (ops->is_port_rgmii(port->portno)) + return 0; + /* Configure MAC vlan awareness */ err = sparx5_port_max_tags_set(sparx5, port); if (err)