From patchwork Sat May 12 13:59:20 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: alex.bluesman.smirnov@gmail.com X-Patchwork-Id: 158750 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 8D980B7029 for ; Sun, 13 May 2012 00:01:00 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756355Ab2ELOAu (ORCPT ); Sat, 12 May 2012 10:00:50 -0400 Received: from mail-we0-f174.google.com ([74.125.82.174]:32956 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756135Ab2ELOAV (ORCPT ); Sat, 12 May 2012 10:00:21 -0400 Received: by weyu7 with SMTP id u7so920944wey.19 for ; Sat, 12 May 2012 07:00:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=5po9WD/YYlery8McAPXJRTwj03VAsXlF3neQ4ndVu64=; b=eF1621rbIEoe2DVkeEssX8oBnvFkt8S3Ma4VWfLIirBDzgprYrqqmmZFxdbaVWIMcv RGxEufIC/xEFLbmhm0Jl+4Gp2/E6XG0gonoFH0bo78yV4AaKgDPCQcxK1Xg3hmMqWYFx fs7ww6un21GeSf6ZB6i0cQJNYCkl0oUWJ65OgZeTAc/WrVMtJoOcKlSokGPhbyyfKlhJ afa2Jd4+UvIWFvrYjL1zAyaAs2qJ489xLJQ731xWLYQUgKT453IkmgL93PfSblbvAKO2 dZbqNxf8ldgO9fMbTNfJE2gXmJTSoQOlhjrOOxft303zSU8vI49FPN8f4RXrxkMrzNez GBeg== Received: by 10.180.96.228 with SMTP id dv4mr4499569wib.14.1336831220718; Sat, 12 May 2012 07:00:20 -0700 (PDT) Received: from localhost.localdomain ([91.213.169.4]) by mx.google.com with ESMTPS id bn9sm19099868wib.5.2012.05.12.07.00.19 (version=TLSv1/SSLv3 cipher=OTHER); Sat, 12 May 2012 07:00:20 -0700 (PDT) From: Alexander Smirnov To: davem@davemloft.net Cc: netdev@vger.kernel.org, dbaryshkov@gmail.com, Alexander Smirnov Subject: [PATCH net-next v4 08/13] mac802154: basic mib support Date: Sat, 12 May 2012 17:59:20 +0400 Message-Id: <1336831165-23944-9-git-send-email-alex.bluesman.smirnov@gmail.com> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1336831165-23944-1-git-send-email-alex.bluesman.smirnov@gmail.com> References: <1336831165-23944-1-git-send-email-alex.bluesman.smirnov@gmail.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Basic support for IEEE 802.15.4 management information base. Currently setting of HW address is implemented only. Signed-off-by: Alexander Smirnov --- net/mac802154/Makefile | 2 +- net/mac802154/mac802154.h | 3 + net/mac802154/mib.c | 97 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 101 insertions(+), 1 deletions(-) create mode 100644 net/mac802154/mib.c diff --git a/net/mac802154/Makefile b/net/mac802154/Makefile index 4d9dd0f..6b348b0 100644 --- a/net/mac802154/Makefile +++ b/net/mac802154/Makefile @@ -1,2 +1,2 @@ obj-$(CONFIG_MAC802154) += mac802154.o -mac802154-objs := ieee802154_dev.o rx.o tx.o mac_cmd.o +mac802154-objs := ieee802154_dev.o rx.o tx.o mac_cmd.o mib.o diff --git a/net/mac802154/mac802154.h b/net/mac802154/mac802154.h index dde7300..56d7a93 100644 --- a/net/mac802154/mac802154.h +++ b/net/mac802154/mac802154.h @@ -91,4 +91,7 @@ extern struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced; netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb, u8 page, u8 chan); +/* MIB callbacks */ +void mac802154_dev_set_ieee_addr(struct net_device *dev); + #endif /* MAC802154_H */ diff --git a/net/mac802154/mib.c b/net/mac802154/mib.c new file mode 100644 index 0000000..a2712e9 --- /dev/null +++ b/net/mac802154/mib.c @@ -0,0 +1,97 @@ +/* + * Copyright 2007-2011 Siemens AG + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Written by: + * Dmitry Eremin-Solenikov + * Sergey Lapin + * Maxim Gorbachyov + */ + +#include + +#include +#include + +#include "mac802154.h" + +struct phy_chan_notify_work { + struct work_struct work; + struct net_device *dev; +}; + +struct hw_addr_filt_notify_work { + struct work_struct work; + struct net_device *dev; + unsigned long changed; +}; + +struct mac802154_priv *mac802154_slave_get_priv(struct net_device *dev) +{ + struct mac802154_sub_if_data *priv = netdev_priv(dev); + + BUG_ON(dev->type != ARPHRD_IEEE802154); + + return priv->hw; +} + +static void hw_addr_notify(struct work_struct *work) +{ + struct hw_addr_filt_notify_work *nw = container_of(work, + struct hw_addr_filt_notify_work, work); + struct mac802154_priv *hw = mac802154_slave_get_priv(nw->dev); + int res; + + res = hw->ops->set_hw_addr_filt(&hw->hw, + &hw->hw.hw_filt, + nw->changed); + if (res) + pr_debug("failed changed mask %lx\n", nw->changed); + + kfree(nw); + + return; +} + +static void set_hw_addr_filt(struct net_device *dev, unsigned long changed) +{ + struct mac802154_sub_if_data *priv = netdev_priv(dev); + struct hw_addr_filt_notify_work *work; + + work = kzalloc(sizeof(*work), GFP_ATOMIC); + if (!work) + return; + + INIT_WORK(&work->work, hw_addr_notify); + work->dev = dev; + work->changed = changed; + queue_work(priv->hw->dev_workqueue, &work->work); + + return; +} + +void mac802154_dev_set_ieee_addr(struct net_device *dev) +{ + struct mac802154_sub_if_data *priv = netdev_priv(dev); + struct mac802154_priv *mac = priv->hw; + + if (mac->ops->set_hw_addr_filt && + memcmp(mac->hw.hw_filt.ieee_addr, + dev->dev_addr, IEEE802154_ADDR_LEN)) { + memcpy(mac->hw.hw_filt.ieee_addr, + dev->dev_addr, IEEE802154_ADDR_LEN); + set_hw_addr_filt(dev, IEEE802515_AFILT_IEEEADDR_CHANGED); + } +}