From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAF3BC433F5 for ; Wed, 6 Oct 2021 12:21:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B176A61177 for ; Wed, 6 Oct 2021 12:21:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238460AbhJFMXS (ORCPT ); Wed, 6 Oct 2021 08:23:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35540 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231277AbhJFMVV (ORCPT ); Wed, 6 Oct 2021 08:21:21 -0400 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E693BC061753 for ; Wed, 6 Oct 2021 05:19:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=XmL4s8Z1goyda8BCeRaIZGc7wmLHWCVbbKv3jmaXKTg=; b=fIhhRLn0iNY0yAqBtcIINCtKzc ZqV0lY0bsHbBoJjfE/6O3VzOwJFO8EeZqO5XBNyJIQUQ/Um9XAjevW4wM6/ZOU76jBSpDetqGl/hR tEFo2cTQCS3AcNtFt4opTcXbEnLDaFeCQi/mwTwl3dLLtNoLmyDNMgYul1ncDcxP3Pj7waAfAgaHD PP22MNh64263ov7b2LoiXQAwyfD/z0byZn+9o1oIs7hKrG7o29MsLhOloUkxIcH8KpYwbLv+tYXtd 6TMBvqxGRk5wXcFUFnck9A6KyVDZPZc/kRbO/1CEZH9xae4htnhLmhYO/2q3vxs8iEg+uEV6a3n/Q xR1TsM/A==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:53140 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mY5tN-0001LQ-Qp; Wed, 06 Oct 2021 13:19:25 +0100 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1mY5tN-001SlT-DB; Wed, 06 Oct 2021 13:19:25 +0100 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit , Sean Anderson Cc: "David S. Miller" , Jakub Kicinski , netdev@vger.kernel.org Subject: [PATCH v2 net-next 2/2] net: phylink: use mdiobus_modify_changed() helper MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" Message-Id: Sender: Russell King Date: Wed, 06 Oct 2021 13:19:25 +0100 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Use the mdiobus_modify_changed() helper in the C22 PCS advertisement helper. Signed-off-by: Russell King (Oracle) --- v2: fix build warnings drivers/net/phy/phylink.c | 29 ++++------------------------- 1 file changed, 4 insertions(+), 25 deletions(-) diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index b32774fd65f8..16240f2dd161 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -2596,7 +2596,6 @@ int phylink_mii_c22_pcs_set_advertisement(struct mdio_device *pcs, { struct mii_bus *bus = pcs->bus; int addr = pcs->addr; - int val, ret; u16 adv; switch (interface) { @@ -2610,32 +2609,12 @@ int phylink_mii_c22_pcs_set_advertisement(struct mdio_device *pcs, advertising)) adv |= ADVERTISE_1000XPSE_ASYM; - val = mdiobus_read(bus, addr, MII_ADVERTISE); - if (val < 0) - return val; - - if (val == adv) - return 0; - - ret = mdiobus_write(bus, addr, MII_ADVERTISE, adv); - if (ret < 0) - return ret; - - return 1; + return mdiobus_modify_changed(bus, addr, MII_ADVERTISE, + 0xffff, adv); case PHY_INTERFACE_MODE_SGMII: - val = mdiobus_read(bus, addr, MII_ADVERTISE); - if (val < 0) - return val; - - if (val == 0x0001) - return 0; - - ret = mdiobus_write(bus, addr, MII_ADVERTISE, 0x0001); - if (ret < 0) - return ret; - - return 1; + return mdiobus_modify_changed(bus, addr, MII_ADVERTISE, + 0xffff, 0x0001); default: /* Nothing to do for other modes */ -- 2.30.2