From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:35390 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752313AbdL0QrJ (ORCPT ); Wed, 27 Dec 2017 11:47:09 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yelena Krivosheev , Dmitri Epshtein , Gregory CLEMENT , "David S. Miller" Subject: [PATCH 4.9 19/21] net: mvneta: clear interface link status on port disable Date: Wed, 27 Dec 2017 17:46:35 +0100 Message-Id: <20171227164601.004422750@linuxfoundation.org> In-Reply-To: <20171227164559.973657621@linuxfoundation.org> References: <20171227164559.973657621@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yelena Krivosheev commit 4423c18e466afdfb02a36ee8b9f901d144b3c607 upstream. When port connect to PHY in polling mode (with poll interval 1 sec), port and phy link status must be synchronize in order don't loss link change event. [gregory.clement@free-electrons.com: add fixes tag] Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network unit") Signed-off-by: Yelena Krivosheev Tested-by: Dmitri Epshtein Signed-off-by: Gregory CLEMENT Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/marvell/mvneta.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1182,6 +1182,10 @@ static void mvneta_port_disable(struct m val &= ~MVNETA_GMAC0_PORT_ENABLE; mvreg_write(pp, MVNETA_GMAC_CTRL_0, val); + pp->link = 0; + pp->duplex = -1; + pp->speed = 0; + udelay(200); }