From patchwork Thu Jun 15 14:43:19 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antoine Tenart X-Patchwork-Id: 9788975 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 31F9460348 for ; Thu, 15 Jun 2017 14:49:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2171B28678 for ; Thu, 15 Jun 2017 14:49:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1611C2867E; Thu, 15 Jun 2017 14:49:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 616092866A for ; Thu, 15 Jun 2017 14:49:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=29f8/2PDIL4FbxbPWxT+f365ipcIQBnGBC8AKP7jgx4=; b=boLfLrftpi+kVshsNKWYLSZOQy EMtofvYN/bB3WReKiWs2bcGcsBWLIVNE+X8HYpYyRnipdmiC6W+X+utSo9/E1fVnxos/0CRXjTnk2 X7Z5JDW8YrWo6BoVPkLhdhntYy+/sBOKrrwDRxBizOMmVceLHeQ6QGQDvzjZvLMEl/HBe9iIWTud0 jqFL4olaUqftcTs+76bScdBPhdhs0RUyNu0xG4Ge0IdioFBXtt42nKG0W4ScD6nY30VeLcWefSeUh s4cMWc88xAgTf2cQ56LyhwulqTYC7KqwzMvQN+CNkWqrdu2CINV5zcoZ2jIwEyJnOSRdwaERYUp4a 1C64BZ3A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dLW4w-0000Xx-Ns; Thu, 15 Jun 2017 14:48:58 +0000 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dLW0U-0003rG-UL for linux-arm-kernel@lists.infradead.org; Thu, 15 Jun 2017 14:44:26 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id ACB6521DEF; Thu, 15 Jun 2017 16:44:02 +0200 (CEST) Received: from localhost (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id 8BBAC212E6; Thu, 15 Jun 2017 16:44:02 +0200 (CEST) From: Antoine Tenart To: davem@davemloft.net, jason@lakedaemon.net, andrew@lunn.ch, gregory.clement@free-electrons.com, sebastian.hesselbarth@gmail.com, f.fainelli@gmail.com Subject: [PATCH net-next v5 04/11] net: mvmdio: remove duplicate locking Date: Thu, 15 Jun 2017 16:43:19 +0200 Message-Id: <20170615144326.24463-5-antoine.tenart@free-electrons.com> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170615144326.24463-1-antoine.tenart@free-electrons.com> References: <20170615144326.24463-1-antoine.tenart@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170615_074423_151712_9F25C4A0 X-CRM114-Status: GOOD ( 10.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thomas.petazzoni@free-electrons.com, netdev@vger.kernel.org, linux@armlinux.org.uk, nadavh@marvell.com, Russell King , mw@semihalf.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Russell King The MDIO layer already provides per-bus locking, so there's no need for MDIO bus drivers to do their own internal locking. Remove this. Signed-off-by: Russell King Reviewed-by: Florian Fainelli --- drivers/net/ethernet/marvell/mvmdio.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index 583f1c5753c2..eab625752b12 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -23,7 +23,6 @@ #include #include #include -#include #include #include #include @@ -51,7 +50,6 @@ #define MVMDIO_SMI_POLL_INTERVAL_MAX 55 struct orion_mdio_dev { - struct mutex lock; void __iomem *regs; struct clk *clk[3]; /* @@ -116,8 +114,6 @@ static int orion_mdio_read(struct mii_bus *bus, int mii_id, u32 val; int ret; - mutex_lock(&dev->lock); - ret = orion_mdio_wait_ready(bus); if (ret < 0) goto out; @@ -140,7 +136,6 @@ static int orion_mdio_read(struct mii_bus *bus, int mii_id, ret = val & GENMASK(15, 0); out: - mutex_unlock(&dev->lock); return ret; } @@ -150,8 +145,6 @@ static int orion_mdio_write(struct mii_bus *bus, int mii_id, struct orion_mdio_dev *dev = bus->priv; int ret; - mutex_lock(&dev->lock); - ret = orion_mdio_wait_ready(bus); if (ret < 0) goto out; @@ -163,7 +156,6 @@ static int orion_mdio_write(struct mii_bus *bus, int mii_id, dev->regs); out: - mutex_unlock(&dev->lock); return ret; } @@ -244,8 +236,6 @@ static int orion_mdio_probe(struct platform_device *pdev) return -EPROBE_DEFER; } - mutex_init(&dev->lock); - if (pdev->dev.of_node) ret = of_mdiobus_register(bus, pdev->dev.of_node); else