From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Smirnov Subject: [PATCH net-next v5 08/13] mac802154: basic mib support Date: Wed, 16 May 2012 10:50:26 +0400 Message-ID: <1337151031-5178-9-git-send-email-alex.bluesman.smirnov@gmail.com> References: <1337151031-5178-1-git-send-email-alex.bluesman.smirnov@gmail.com> Cc: netdev@vger.kernel.org, dbaryshkov@gmail.com, Alexander Smirnov To: davem@davemloft.net Return-path: Received: from mail-we0-f174.google.com ([74.125.82.174]:51812 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759389Ab2EPGvp (ORCPT ); Wed, 16 May 2012 02:51:45 -0400 Received: by mail-we0-f174.google.com with SMTP id u7so224285wey.19 for ; Tue, 15 May 2012 23:51:45 -0700 (PDT) In-Reply-To: <1337151031-5178-1-git-send-email-alex.bluesman.smirnov@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: Basic support for IEEE 802.15.4 management information base. Current implementation contains a command to set HW address only. Signed-off-by: Alexander Smirnov --- net/mac802154/Makefile | 2 +- net/mac802154/mac802154.h | 3 + net/mac802154/mib.c | 93 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 97 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 7ec2821..7d9a0d4 100644 --- a/net/mac802154/mac802154.h +++ b/net/mac802154/mac802154.h @@ -95,4 +95,7 @@ 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..ab59821 --- /dev/null +++ b/net/mac802154/mib.c @@ -0,0 +1,93 @@ +/* + * Copyright 2007-2012 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 + * Alexander Smirnov + */ + +#include + +#include +#include + +#include "mac802154.h" + +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); + } +} -- 1.7.2.3