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12439a5356
These channel attributes was part of "channel context switch while xmit"
which was removed by commit dc67c6b30f
("mac802154: tx: remove xmit channel context switch"). This patch
removes these unnecessary variables and use the current_page and
current_channel by wpan_phy struct now.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
364 lines
8.9 KiB
C
364 lines
8.9 KiB
C
/*
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* Copyright 2007-2012 Siemens AG
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Written by:
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Sergey Lapin <slapin@ossfans.org>
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* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*/
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#include <linux/if_arp.h>
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#include <net/mac802154.h>
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#include <net/ieee802154_netdev.h>
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#include <net/cfg802154.h>
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#include "ieee802154_i.h"
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#include "driver-ops.h"
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struct hw_addr_filt_notify_work {
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struct work_struct work;
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struct net_device *dev;
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unsigned long changed;
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};
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static struct ieee802154_local *mac802154_slave_get_priv(struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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return sdata->local;
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}
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static void hw_addr_notify(struct work_struct *work)
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{
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struct hw_addr_filt_notify_work *nw = container_of(work,
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struct hw_addr_filt_notify_work, work);
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struct ieee802154_local *local = mac802154_slave_get_priv(nw->dev);
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int res;
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res = local->ops->set_hw_addr_filt(&local->hw, &local->hw.hw_filt,
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nw->changed);
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if (res)
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pr_debug("failed changed mask %lx\n", nw->changed);
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kfree(nw);
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}
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static void set_hw_addr_filt(struct net_device *dev, unsigned long changed)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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struct hw_addr_filt_notify_work *work;
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work = kzalloc(sizeof(*work), GFP_ATOMIC);
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if (!work)
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return;
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INIT_WORK(&work->work, hw_addr_notify);
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work->dev = dev;
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work->changed = changed;
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queue_work(sdata->local->workqueue, &work->work);
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}
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void mac802154_dev_set_short_addr(struct net_device *dev, __le16 val)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&sdata->mib_lock);
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sdata->short_addr = val;
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spin_unlock_bh(&sdata->mib_lock);
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if ((sdata->local->ops->set_hw_addr_filt) &&
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(sdata->local->hw.hw_filt.short_addr != sdata->short_addr)) {
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sdata->local->hw.hw_filt.short_addr = sdata->short_addr;
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set_hw_addr_filt(dev, IEEE802154_AFILT_SADDR_CHANGED);
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}
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}
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__le16 mac802154_dev_get_short_addr(const struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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__le16 ret;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&sdata->mib_lock);
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ret = sdata->short_addr;
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spin_unlock_bh(&sdata->mib_lock);
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return ret;
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}
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void mac802154_dev_set_ieee_addr(struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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struct ieee802154_local *local = sdata->local;
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sdata->extended_addr = ieee802154_devaddr_from_raw(dev->dev_addr);
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if (local->ops->set_hw_addr_filt &&
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local->hw.hw_filt.ieee_addr != sdata->extended_addr) {
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local->hw.hw_filt.ieee_addr = sdata->extended_addr;
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set_hw_addr_filt(dev, IEEE802154_AFILT_IEEEADDR_CHANGED);
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}
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}
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__le16 mac802154_dev_get_pan_id(const struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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__le16 ret;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&sdata->mib_lock);
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ret = sdata->pan_id;
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spin_unlock_bh(&sdata->mib_lock);
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return ret;
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}
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void mac802154_dev_set_pan_id(struct net_device *dev, __le16 val)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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spin_lock_bh(&sdata->mib_lock);
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sdata->pan_id = val;
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spin_unlock_bh(&sdata->mib_lock);
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if ((sdata->local->ops->set_hw_addr_filt) &&
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(sdata->local->hw.hw_filt.pan_id != sdata->pan_id)) {
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sdata->local->hw.hw_filt.pan_id = sdata->pan_id;
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set_hw_addr_filt(dev, IEEE802154_AFILT_PANID_CHANGED);
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}
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}
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u8 mac802154_dev_get_dsn(const struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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return sdata->dsn++;
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}
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void mac802154_dev_set_page_channel(struct net_device *dev, u8 page, u8 chan)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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struct ieee802154_local *local = sdata->local;
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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res = drv_set_channel(local, page, chan);
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if (res) {
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pr_debug("set_channel failed\n");
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} else {
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mutex_lock(&local->phy->pib_lock);
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local->phy->current_channel = chan;
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local->phy->current_page = page;
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mutex_unlock(&local->phy->pib_lock);
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}
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}
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int mac802154_get_params(struct net_device *dev,
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struct ieee802154_llsec_params *params)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_get_params(&sdata->sec, params);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_set_params(struct net_device *dev,
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const struct ieee802154_llsec_params *params,
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int changed)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_set_params(&sdata->sec, params, changed);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_add_key(struct net_device *dev,
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const struct ieee802154_llsec_key_id *id,
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const struct ieee802154_llsec_key *key)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_key_add(&sdata->sec, id, key);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_del_key(struct net_device *dev,
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const struct ieee802154_llsec_key_id *id)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_key_del(&sdata->sec, id);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_add_dev(struct net_device *dev,
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const struct ieee802154_llsec_device *llsec_dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_dev_add(&sdata->sec, llsec_dev);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_del_dev(struct net_device *dev, __le64 dev_addr)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_dev_del(&sdata->sec, dev_addr);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_add_devkey(struct net_device *dev,
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__le64 device_addr,
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const struct ieee802154_llsec_device_key *key)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_devkey_add(&sdata->sec, device_addr, key);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_del_devkey(struct net_device *dev,
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__le64 device_addr,
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const struct ieee802154_llsec_device_key *key)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_devkey_del(&sdata->sec, device_addr, key);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_add_seclevel(struct net_device *dev,
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const struct ieee802154_llsec_seclevel *sl)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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int mac802154_del_seclevel(struct net_device *dev,
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const struct ieee802154_llsec_seclevel *sl)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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int res;
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
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mutex_unlock(&sdata->sec_mtx);
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return res;
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}
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void mac802154_lock_table(struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_lock(&sdata->sec_mtx);
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}
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void mac802154_get_table(struct net_device *dev,
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struct ieee802154_llsec_table **t)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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*t = &sdata->sec.table;
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}
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void mac802154_unlock_table(struct net_device *dev)
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{
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struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
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BUG_ON(dev->type != ARPHRD_IEEE802154);
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mutex_unlock(&sdata->sec_mtx);
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}
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