{"id":809053,"url":"http://patchwork.ozlabs.org/api/1.0/patches/809053/?format=json","project":{"id":7,"url":"http://patchwork.ozlabs.org/api/1.0/projects/7/?format=json","name":"Linux network development","link_name":"netdev","list_id":"netdev.vger.kernel.org","list_email":"netdev@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20170902090649.28426-4-antoine.tenart@free-electrons.com>","date":"2017-09-02T09:06:49","name":"[net-next,v3,3/3] net: mvpp2: fallback using h/w and random mac if the dt one isn't valid","commit_ref":null,"pull_url":null,"state":"accepted","archived":true,"hash":"a1bf44d77f846928429a3b950255873a444e6b29","submitter":{"id":61603,"url":"http://patchwork.ozlabs.org/api/1.0/people/61603/?format=json","name":"Antoine Tenart","email":"antoine.tenart@free-electrons.com"},"delegate":{"id":34,"url":"http://patchwork.ozlabs.org/api/1.0/users/34/?format=json","username":"davem","first_name":"David","last_name":"Miller","email":"davem@davemloft.net"},"mbox":"http://patchwork.ozlabs.org/project/netdev/patch/20170902090649.28426-4-antoine.tenart@free-electrons.com/mbox/","series":[{"id":1145,"url":"http://patchwork.ozlabs.org/api/1.0/series/1145/?format=json","date":"2017-09-02T09:06:49","name":"net: mvpp2: improve the mac address retrieval logic","version":3,"mbox":"http://patchwork.ozlabs.org/series/1145/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/809053/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"patchwork-incoming@ozlabs.org","Delivered-To":"patchwork-incoming@ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=)","Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xkqy81C9Lz9s7M\n\tfor ;\n\tSat, 2 Sep 2017 19:07:43 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1752646AbdIBJHR (ORCPT );\n\tSat, 2 Sep 2017 05:07:17 -0400","from mail.free-electrons.com ([62.4.15.54]:46065 \"EHLO\n\tmail.free-electrons.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1750992AbdIBJHO (ORCPT\n\t); Sat, 2 Sep 2017 05:07:14 -0400","by mail.free-electrons.com (Postfix, from userid 110)\n\tid D254921DAE; Sat, 2 Sep 2017 11:07:10 +0200 (CEST)","from localhost (AToulouse-654-1-397-66.w90-55.abo.wanadoo.fr\n\t[90.55.196.66])\n\tby mail.free-electrons.com (Postfix) with ESMTPSA id A9DFF20A10;\n\tSat, 2 Sep 2017 11:07:10 +0200 (CEST)"],"X-Spam-Checker-Version":"SpamAssassin 3.4.0 (2014-02-07) on\n\tmail.free-electrons.com","X-Spam-Level":"","X-Spam-Status":"No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT,\n\tURIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0","From":"Antoine Tenart ","To":"davem@davemloft.net","Cc":"Antoine Tenart , andrew@lunn.ch,\n\tgregory.clement@free-electrons.com,\n\tthomas.petazzoni@free-electrons.com, nadavh@marvell.com,\n\tlinux@armlinux.org.uk, linux-kernel@vger.kernel.org,\n\tmw@semihalf.com, stefanc@marvell.com, netdev@vger.kernel.org","Subject":"[PATCH net-next v3 3/3] net: mvpp2: fallback using h/w and random\n\tmac if the dt one isn't valid","Date":"Sat, 2 Sep 2017 11:06:49 +0200","Message-Id":"<20170902090649.28426-4-antoine.tenart@free-electrons.com>","X-Mailer":"git-send-email 2.13.5","In-Reply-To":"<20170902090649.28426-1-antoine.tenart@free-electrons.com>","References":"<20170902090649.28426-1-antoine.tenart@free-electrons.com>","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netdev@vger.kernel.org"},"content":"When using a mac address described in the device tree, a check is made\nto see if it is valid. When it's not, no fallback is defined. This\npatches tries to get the mac address from h/w (or use a random one if\nthe h/w one isn't valid) when the dt mac address isn't valid.\n\nSigned-off-by: Antoine Tenart \n---\n drivers/net/ethernet/marvell/mvpp2.c | 23 ++++++++++++-----------\n 1 file changed, 12 insertions(+), 11 deletions(-)","diff":"diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c\nindex c6003508f166..dd0ee2691c86 100644\n--- a/drivers/net/ethernet/marvell/mvpp2.c\n+++ b/drivers/net/ethernet/marvell/mvpp2.c\n@@ -7477,19 +7477,20 @@ static void mvpp2_port_copy_mac_addr(struct net_device *dev, struct mvpp2 *priv,\n \tif (dt_mac_addr && is_valid_ether_addr(dt_mac_addr)) {\n \t\t*mac_from = \"device tree\";\n \t\tether_addr_copy(dev->dev_addr, dt_mac_addr);\n-\t} else {\n-\t\tif (priv->hw_version == MVPP21) {\n-\t\t\tmvpp21_get_mac_address(port, hw_mac_addr);\n-\t\t\tif (is_valid_ether_addr(hw_mac_addr)) {\n-\t\t\t\t*mac_from = \"hardware\";\n-\t\t\t\tether_addr_copy(dev->dev_addr, hw_mac_addr);\n-\t\t\t\treturn;\n-\t\t\t}\n-\t\t}\n+\t\treturn;\n+\t}\n \n-\t\t*mac_from = \"random\";\n-\t\teth_hw_addr_random(dev);\n+\tif (priv->hw_version == MVPP21) {\n+\t\tmvpp21_get_mac_address(port, hw_mac_addr);\n+\t\tif (is_valid_ether_addr(hw_mac_addr)) {\n+\t\t\t*mac_from = \"hardware\";\n+\t\t\tether_addr_copy(dev->dev_addr, hw_mac_addr);\n+\t\t\treturn;\n+\t\t}\n \t}\n+\n+\t*mac_from = \"random\";\n+\teth_hw_addr_random(dev);\n }\n \n /* Ports initialization */\n","prefixes":["net-next","v3","3/3"]}