Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752067AbaJOKBD (ORCPT ); Wed, 15 Oct 2014 06:01:03 -0400 Received: from mail-pd0-f175.google.com ([209.85.192.175]:64948 "EHLO mail-pd0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751793AbaJOKA7 (ORCPT ); Wed, 15 Oct 2014 06:00:59 -0400 From: Zhu Yanjun X-Google-Original-From: Zhu Yanjun To: sandeep.kumar@freescale.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Yue.Tao@windriver.com, guang.yang@windriver.com, joe@perches.com, festevam@gmail.com, richardcochran@gmail.com, clarocq@gmail.com, yongjun_wei@trendmicro.com.cn, claudiu.manoil@freescale.com, w@1wt.eu, roy.xu@huawei.com, sky.wangfeng@huawei.com, zyjzyj2000@gmail.com Cc: Zhu Yanjun Subject: [PATCH] gianfar: disable vlan tag insertion by default Date: Wed, 15 Oct 2014 18:00:34 +0800 Message-Id: <1413367234-28652-2-git-send-email-Yanjun.Zhu@windriver.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1413367234-28652-1-git-send-email-Yanjun.Zhu@windriver.com> References: <1413367234-28652-1-git-send-email-Yanjun.Zhu@windriver.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.x kernels require a similar logic change as commit 51b8cbfc [gianfar: fix bug caused by e1653c3e] introduces for newer kernels. Gianfar driver originally enables vlan tag insertion by default. This will lead to unusable connections on some configurations. Since gianfar nic vlan tag insertion is disabled by default and it is not enabled any longer, it is not necessary to disable it again. Reported-by: Xu Jianrong Suggested-by: Wang Feng --- drivers/net/gianfar.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 8aa2cf6..afdcb41 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -1115,7 +1115,6 @@ int startup_gfar(struct net_device *dev) /* keep vlan related bits if it's enabled */ if (priv->vlgrp) { rctrl |= RCTRL_VLEX | RCTRL_PRSDEP_INIT; - tctrl |= TCTRL_VLINS; } /* Init rctrl based on our settings */ @@ -1456,11 +1455,6 @@ static void gfar_vlan_rx_register(struct net_device *dev, tempval |= (RCTRL_VLEX | RCTRL_PRSDEP_INIT); gfar_write(&priv->regs->rctrl, tempval); } else { - /* Disable VLAN tag insertion */ - tempval = gfar_read(&priv->regs->tctrl); - tempval &= ~TCTRL_VLINS; - gfar_write(&priv->regs->tctrl, tempval); - /* Disable VLAN tag extraction */ tempval = gfar_read(&priv->regs->rctrl); tempval &= ~RCTRL_VLEX; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/