From patchwork Wed Jun 14 15:49:09 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antoine Tenart X-Patchwork-Id: 9786817 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 1D8CD602D9 for ; Wed, 14 Jun 2017 15:56:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0E67F284DC for ; Wed, 14 Jun 2017 15:56:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 033AA2850E; Wed, 14 Jun 2017 15:56:41 +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 91DD6284DC for ; Wed, 14 Jun 2017 15:56:40 +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=Uc71cuLYOBBZq0W+gorm1YJQ/OTuRK/sV/GYkI1ernA=; b=WF3zpU3nzSaPmSAzUATSbxmb9S /CvpVHMdGVy5VhKVWPt+Rf8jJpKUh5WCbijD0AAPcZCcL7KkGZDiUKh3alU/9ta2B3gEtLs9QNOHE I7HRwOJF75dUs9BEpNhjiNlDdSHwVIBmer0hs78jgd3GG0AP+JMwvR2i4mv6UqK3AgU7lMc90OL3Q cwB/45XHSCBuSmJTtoKteY7Kwcx0izAWzgyXN+YVM8mNE+Kx8EgIXyPGYExGR2zd9wbUoR5LYg9Mt vKEZPuj3VcCnPw034uK6X9vJrpa1XbfiWSXX1PLF+vYyTZZ8ptvgOh1jseirj69ExVehAA5vSAazJ wbZU10sg==; 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 1dLAet-0004xY-3G; Wed, 14 Jun 2017 15:56:39 +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 1dLAdS-0001dK-KN for linux-arm-kernel@lists.infradead.org; Wed, 14 Jun 2017 15:55:14 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 162CC21E49; Wed, 14 Jun 2017 17:54:30 +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 E37C021D12; Wed, 14 Jun 2017 17:54:29 +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 v4 09/11] net: mvmdio: simplify the smi read and write error paths Date: Wed, 14 Jun 2017 17:49:09 +0200 Message-Id: <20170614154911.14510-10-antoine.tenart@free-electrons.com> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170614154911.14510-1-antoine.tenart@free-electrons.com> References: <20170614154911.14510-1-antoine.tenart@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170614_085510_899981_93EA4AD7 X-CRM114-Status: GOOD ( 10.30 ) 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, Antoine Tenart , linux@armlinux.org.uk, nadavh@marvell.com, 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 Cosmetic patch simplifying the smi read and write error paths. It also align their error paths with the ones of the xsmi functions. Signed-off-by: Antoine Tenart Reviewed-by: Florian Fainelli --- drivers/net/ethernet/marvell/mvmdio.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index 0888e50f6b17..c9798210fa0f 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -149,7 +149,7 @@ static int orion_mdio_smi_read(struct mii_bus *bus, int mii_id, ret = orion_mdio_wait_ready(&orion_mdio_smi_ops, bus); if (ret < 0) - goto out; + return ret; writel(((mii_id << MVMDIO_SMI_PHY_ADDR_SHIFT) | (regnum << MVMDIO_SMI_PHY_REG_SHIFT) | @@ -158,18 +158,15 @@ static int orion_mdio_smi_read(struct mii_bus *bus, int mii_id, ret = orion_mdio_wait_ready(&orion_mdio_smi_ops, bus); if (ret < 0) - goto out; + return ret; val = readl(dev->regs); if (!(val & MVMDIO_SMI_READ_VALID)) { dev_err(bus->parent, "SMI bus read not valid\n"); - ret = -ENODEV; - goto out; + return -ENODEV; } - ret = val & GENMASK(15, 0); -out: - return ret; + return val & GENMASK(15, 0); } static int orion_mdio_smi_write(struct mii_bus *bus, int mii_id, @@ -183,7 +180,7 @@ static int orion_mdio_smi_write(struct mii_bus *bus, int mii_id, ret = orion_mdio_wait_ready(&orion_mdio_smi_ops, bus); if (ret < 0) - goto out; + return ret; writel(((mii_id << MVMDIO_SMI_PHY_ADDR_SHIFT) | (regnum << MVMDIO_SMI_PHY_REG_SHIFT) | @@ -191,8 +188,7 @@ static int orion_mdio_smi_write(struct mii_bus *bus, int mii_id, (value << MVMDIO_SMI_DATA_SHIFT)), dev->regs); -out: - return ret; + return 0; } static int orion_mdio_xsmi_is_done(struct orion_mdio_dev *dev)