mac802154: basic mib support (ef2486f5) · Commits · 戴 / test

net/mac802154/Makefile

+1 −1

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		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

net/mac802154/mac802154.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -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 */

net/mac802154/mib.c

0 → 100644

+93 −0

Original line number	Diff line number	Diff line
		/*
		* 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 <dbaryshkov@gmail.com>
		* Sergey Lapin <slapin@ossfans.org>
		* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
		* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
		*/

		#include <linux/if_arp.h>

		#include <net/mac802154.h>
		#include <net/wpan-phy.h>

		#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);
		}
		}

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