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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86B82C4360F for ; Thu, 28 Feb 2019 13:26:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F45B214D8 for ; Thu, 28 Feb 2019 13:26:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732878AbfB1NZb (ORCPT ); Thu, 28 Feb 2019 08:25:31 -0500 Received: from relay1-d.mail.gandi.net ([217.70.183.193]:55253 "EHLO relay1-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732834AbfB1NZ1 (ORCPT ); Thu, 28 Feb 2019 08:25:27 -0500 X-Originating-IP: 90.88.147.150 Received: from localhost (aaubervilliers-681-1-27-150.w90-88.abo.wanadoo.fr [90.88.147.150]) (Authenticated sender: antoine.tenart@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id E1417240019; Thu, 28 Feb 2019 13:25:23 +0000 (UTC) From: Antoine Tenart To: davem@davemloft.net, linux@armlinux.org.uk Cc: Antoine Tenart , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, maxime.chevallier@bootlin.com, gregory.clement@bootlin.com, miquel.raynal@bootlin.com, nadavh@marvell.com, stefanc@marvell.com, ymarkman@marvell.com, mw@semihalf.com Subject: [PATCH net-next 09/15] net: mvpp2: always disable both MACs when disabling a port Date: Thu, 28 Feb 2019 14:21:22 +0100 Message-Id: <20190228132128.30154-10-antoine.tenart@bootlin.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190228132128.30154-1-antoine.tenart@bootlin.com> References: <20190228132128.30154-1-antoine.tenart@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch modifies the port_disable() helper to always disable both the GMAC and the XLG MAC when called. At boot time we do not know of a port was enabled in the firmware/bootloader, and if so what mode was used (hence which of the two MACs was used). This also help in implementing a logic where all blocks are disabled when not used, and only enabled regarding the current mode used on a given port. Signed-off-by: Antoine Tenart --- drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 11284918d907..b27966355df9 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -1214,11 +1214,11 @@ static void mvpp2_port_disable(struct mvpp2_port *port) /* Disable & reset should be done separately */ val &= ~MVPP22_XLG_CTRL0_MAC_RESET_DIS; writel(val, port->base + MVPP22_XLG_CTRL0_REG); - } else { - val = readl(port->base + MVPP2_GMAC_CTRL_0_REG); - val &= ~(MVPP2_GMAC_PORT_EN_MASK); - writel(val, port->base + MVPP2_GMAC_CTRL_0_REG); } + + val = readl(port->base + MVPP2_GMAC_CTRL_0_REG); + val &= ~(MVPP2_GMAC_PORT_EN_MASK); + writel(val, port->base + MVPP2_GMAC_CTRL_0_REG); } /* Set IEEE 802.3x Flow Control Xon Packet Transmission Mode */ -- 2.20.1