From patchwork Thu Mar 17 12:49:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 1606552 X-Patchwork-Delegate: rfried.dev@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=K/NWjShS; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4KK6T76N9rz9s5V for ; Thu, 17 Mar 2022 23:51:07 +1100 (AEDT) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 9E17F83D5E; Thu, 17 Mar 2022 13:50:59 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="K/NWjShS"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 01BD883ADC; Thu, 17 Mar 2022 13:50:28 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-3.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.2 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 849DB83CF2 for ; Thu, 17 Mar 2022 13:50:16 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=kabel@kernel.org Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 50FB6614F9; Thu, 17 Mar 2022 12:50:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6FC36C340F3; Thu, 17 Mar 2022 12:50:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1647521415; bh=XmD1zrkaWqx47qq7SJiUZyKocOKPe0Wn3LkAi3n2xCc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=K/NWjShSwSm9hQgj5uSpNdNOzMVf5pNzhU8vOo27U2f9nXldUPUO//DeUvS5fS/Cv mTgNk+s0AqLVT85EK2l9Z4caFj4YpGrnIF7U5K9ba0h7VAh7G7zdi7Uri8zZLr6aa6 ocVL/smMRKC9DxRZVAxsbm59nqSIWNDHQeat8IDQgB/sz78TByMv4tbgX/RBn6a4xr wIpGwo0qj+o393OukZD7dSzXgYDiSlVLHOMPhiXuwJtQFXAqHpf6kD6VXW7z7ZOOXw oiotdOuU/GPRiq0nGqoevU371PGCD3ggiw0jNSwd4lWmsojh9gak0yyRG9jH8uaV9D VrbDBfgI09wCw== From: =?utf-8?q?Marek_Beh=C3=BAn?= To: Joe Hershberger , Ramon Fried Cc: u-boot@lists.denx.de, =?utf-8?q?Marek_Beh=C3=BAn?= , Bin Meng , Heinrich Schuchardt , Priyanka Jain , Vladimir Oltean Subject: [PATCH u-boot-net 04/14] net: mdio-uclass: add wrappers for read/write/reset operations Date: Thu, 17 Mar 2022 13:49:48 +0100 Message-Id: <20220317124958.27921-5-kabel@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220317124958.27921-1-kabel@kernel.org> References: <20220317124958.27921-1-kabel@kernel.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean From: Marek Behún Add wrappers dm_mdio_read(), dm_mdio_write() and dm_mdio_reset() for DM MDIO's .read(), .write() and .reset() operations. Signed-off-by: Marek Behún Reviewed-by: Ramon Fried --- include/miiphy.h | 31 +++++++++++++++++++++++++++++++ net/mdio-uclass.c | 31 +++++++++++++++++++++++++++++++ 2 files changed, 62 insertions(+) diff --git a/include/miiphy.h b/include/miiphy.h index 235ae066dd..110921f20d 100644 --- a/include/miiphy.h +++ b/include/miiphy.h @@ -157,6 +157,37 @@ struct mdio_ops { */ void dm_mdio_probe_devices(void); +/** + * dm_mdio_read - Wrapper over .read() operation for DM MDIO + * + * @mdiodev: mdio device + * @addr: PHY address on MDIO bus + * @devad: device address on PHY if C45; should be MDIO_DEVAD_NONE if C22 + * @reg: register address + * Return: register value if non-negative, -error code otherwise + */ +int dm_mdio_read(struct udevice *mdio_dev, int addr, int devad, int reg); + +/** + * dm_mdio_write - Wrapper over .write() operation for DM MDIO + * + * @mdiodev: mdio device + * @addr: PHY address on MDIO bus + * @devad: device address on PHY if C45; should be MDIO_DEVAD_NONE if C22 + * @reg: register address + * @val: value to write + * Return: 0 on success, -error code otherwise + */ +int dm_mdio_write(struct udevice *mdio_dev, int addr, int devad, int reg, u16 val); + +/** + * dm_mdio_reset - Wrapper over .reset() operation for DM MDIO + * + * @mdiodev: mdio device + * Return: 0 on success, -error code otherwise + */ +int dm_mdio_reset(struct udevice *mdio_dev); + /** * dm_mdio_phy_connect - Wrapper over phy_connect for DM MDIO * diff --git a/net/mdio-uclass.c b/net/mdio-uclass.c index 233b70171b..887c228167 100644 --- a/net/mdio-uclass.c +++ b/net/mdio-uclass.c @@ -57,6 +57,37 @@ static int dm_mdio_post_bind(struct udevice *dev) return 0; } +int dm_mdio_read(struct udevice *mdio_dev, int addr, int devad, int reg) +{ + struct mdio_ops *ops = mdio_get_ops(mdio_dev); + + if (!ops->read) + return -ENOSYS; + + return ops->read(mdio_dev, addr, devad, reg); +} + +int dm_mdio_write(struct udevice *mdio_dev, int addr, int devad, int reg, + u16 val) +{ + struct mdio_ops *ops = mdio_get_ops(mdio_dev); + + if (!ops->write) + return -ENOSYS; + + return ops->write(mdio_dev, addr, devad, reg, val); +} + +int dm_mdio_reset(struct udevice *mdio_dev) +{ + struct mdio_ops *ops = mdio_get_ops(mdio_dev); + + if (!ops->reset) + return 0; + + return ops->reset(mdio_dev); +} + /* * Following read/write/reset functions are registered with legacy MII code. * These are called for PHY operations by upper layers and we further call the