[linux-block.git] / net / mac802154 / cfg.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *
 * Authors:
 * Alexander Aring <aar@pengutronix.de>
 *
 * Based on: net/mac80211/cfg.c
 */

#include <net/rtnetlink.h>
#include <net/cfg802154.h>

#include "ieee802154_i.h"
#include "driver-ops.h"
#include "cfg.h"

static struct net_device *
ieee802154_add_iface_deprecated(struct wpan_phy *wpan_phy,
				const char *name,
				unsigned char name_assign_type, int type)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	struct net_device *dev;

	rtnl_lock();
	dev = ieee802154_if_add(local, name, name_assign_type, type,
				cpu_to_le64(0x0000000000000000ULL));
	rtnl_unlock();

	return dev;
}

static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy,
					    struct net_device *dev)
{
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);

	ieee802154_if_remove(sdata);
}

#ifdef CONFIG_PM
static int ieee802154_suspend(struct wpan_phy *wpan_phy)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);

	if (!local->open_count)
		goto suspend;

	ieee802154_sync_and_hold_queue(local);
	synchronize_net();

	/* stop hardware - this must stop RX */
	ieee802154_stop_device(local);

suspend:
	local->suspended = true;
	return 0;
}

static int ieee802154_resume(struct wpan_phy *wpan_phy)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	int ret;

	/* nothing to do if HW shouldn't run */
	if (!local->open_count)
		goto wake_up;

	/* restart hardware */
	ret = drv_start(local, local->phy->filtering, &local->addr_filt);
	if (ret)
		return ret;

wake_up:
	ieee802154_release_queue(local);
	local->suspended = false;
	return 0;
}
#else
#define ieee802154_suspend NULL
#define ieee802154_resume NULL
#endif

static int
ieee802154_add_iface(struct wpan_phy *phy, const char *name,
		     unsigned char name_assign_type,
		     enum nl802154_iftype type, __le64 extended_addr)
{
	struct ieee802154_local *local = wpan_phy_priv(phy);
	struct net_device *err;

	err = ieee802154_if_add(local, name, name_assign_type, type,
				extended_addr);
	return PTR_ERR_OR_ZERO(err);
}

static int
ieee802154_del_iface(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev)
{
	ieee802154_if_remove(IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev));

	return 0;
}

static int
ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	int ret;

	ASSERT_RTNL();

	if (wpan_phy->current_page == page &&
	    wpan_phy->current_channel == channel)
		return 0;

	/* Refuse to change channels during scanning or beaconing */
	if (mac802154_is_scanning(local) || mac802154_is_beaconing(local))
		return -EBUSY;

	ret = drv_set_channel(local, page, channel);
	if (!ret) {
		wpan_phy->current_page = page;
		wpan_phy->current_channel = channel;
		ieee802154_configure_durations(wpan_phy, page, channel);
	}

	return ret;
}

static int
ieee802154_set_cca_mode(struct wpan_phy *wpan_phy,
			const struct wpan_phy_cca *cca)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	int ret;

	ASSERT_RTNL();

	if (wpan_phy_cca_cmp(&wpan_phy->cca, cca))
		return 0;

	ret = drv_set_cca_mode(local, cca);
	if (!ret)
		wpan_phy->cca = *cca;

	return ret;
}

static int
ieee802154_set_cca_ed_level(struct wpan_phy *wpan_phy, s32 ed_level)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	int ret;

	ASSERT_RTNL();

	if (wpan_phy->cca_ed_level == ed_level)
		return 0;

	ret = drv_set_cca_ed_level(local, ed_level);
	if (!ret)
		wpan_phy->cca_ed_level = ed_level;

	return ret;
}

static int
ieee802154_set_tx_power(struct wpan_phy *wpan_phy, s32 power)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	int ret;

	ASSERT_RTNL();

	if (wpan_phy->transmit_power == power)
		return 0;

	ret = drv_set_tx_power(local, power);
	if (!ret)
		wpan_phy->transmit_power = power;

	return ret;
}

static int
ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
		      __le16 pan_id)
{
	int ret;

	ASSERT_RTNL();

	if (wpan_dev->pan_id == pan_id)
		return 0;

	ret = mac802154_wpan_update_llsec(wpan_dev->netdev);
	if (!ret)
		wpan_dev->pan_id = pan_id;

	return ret;
}

static int
ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy,
				struct wpan_dev *wpan_dev,
				u8 min_be, u8 max_be)
{
	ASSERT_RTNL();

	wpan_dev->min_be = min_be;
	wpan_dev->max_be = max_be;
	return 0;
}

static int
ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			  __le16 short_addr)
{
	ASSERT_RTNL();

	wpan_dev->short_addr = short_addr;
	return 0;
}

static int
ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy,
				 struct wpan_dev *wpan_dev,
				 u8 max_csma_backoffs)
{
	ASSERT_RTNL();

	wpan_dev->csma_retries = max_csma_backoffs;
	return 0;
}

static int
ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy,
				 struct wpan_dev *wpan_dev,
				 s8 max_frame_retries)
{
	ASSERT_RTNL();

	wpan_dev->frame_retries = max_frame_retries;
	return 0;
}

static int
ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			bool mode)
{
	ASSERT_RTNL();

	wpan_dev->lbt = mode;
	return 0;
}

static int
ieee802154_set_ackreq_default(struct wpan_phy *wpan_phy,
			      struct wpan_dev *wpan_dev, bool ackreq)
{
	ASSERT_RTNL();

	wpan_dev->ackreq = ackreq;
	return 0;
}

static int mac802154_trigger_scan(struct wpan_phy *wpan_phy,
				  struct cfg802154_scan_request *request)
{
	struct ieee802154_sub_if_data *sdata;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);

	ASSERT_RTNL();

	return mac802154_trigger_scan_locked(sdata, request);
}

static int mac802154_abort_scan(struct wpan_phy *wpan_phy,
				struct wpan_dev *wpan_dev)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	struct ieee802154_sub_if_data *sdata;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);

	ASSERT_RTNL();

	return mac802154_abort_scan_locked(local, sdata);
}

static int mac802154_send_beacons(struct wpan_phy *wpan_phy,
				  struct cfg802154_beacon_request *request)
{
	struct ieee802154_sub_if_data *sdata;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);

	ASSERT_RTNL();

	return mac802154_send_beacons_locked(sdata, request);
}

static int mac802154_stop_beacons(struct wpan_phy *wpan_phy,
				  struct wpan_dev *wpan_dev)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	struct ieee802154_sub_if_data *sdata;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);

	ASSERT_RTNL();

	return mac802154_stop_beacons_locked(local, sdata);
}

static int mac802154_associate(struct wpan_phy *wpan_phy,
			       struct wpan_dev *wpan_dev,
			       struct ieee802154_addr *coord)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	u64 ceaddr = swab64((__force u64)coord->extended_addr);
	struct ieee802154_sub_if_data *sdata;
	struct ieee802154_pan_device *parent;
	__le16 short_addr;
	int ret;

	ASSERT_RTNL();

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);

	if (wpan_dev->parent) {
		dev_err(&sdata->dev->dev,
			"Device %8phC is already associated\n", &ceaddr);
		return -EPERM;
	}

	if (coord->mode == IEEE802154_SHORT_ADDRESSING)
		return -EINVAL;

	parent = kzalloc(sizeof(*parent), GFP_KERNEL);
	if (!parent)
		return -ENOMEM;

	parent->pan_id = coord->pan_id;
	parent->mode = coord->mode;
	parent->extended_addr = coord->extended_addr;
	parent->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);

	/* Set the PAN ID hardware address filter beforehand to avoid dropping
	 * the association response with a destination PAN ID field set to the
	 * "new" PAN ID.
	 */
	if (local->hw.flags & IEEE802154_HW_AFILT) {
		ret = drv_set_pan_id(local, coord->pan_id);
		if (ret < 0)
			goto free_parent;
	}

	ret = mac802154_perform_association(sdata, parent, &short_addr);
	if (ret)
		goto reset_panid;

	if (local->hw.flags & IEEE802154_HW_AFILT) {
		ret = drv_set_short_addr(local, short_addr);
		if (ret < 0)
			goto reset_panid;
	}

	wpan_dev->pan_id = coord->pan_id;
	wpan_dev->short_addr = short_addr;
	wpan_dev->parent = parent;

	return 0;

reset_panid:
	if (local->hw.flags & IEEE802154_HW_AFILT)
		drv_set_pan_id(local, cpu_to_le16(IEEE802154_PAN_ID_BROADCAST));

free_parent:
	kfree(parent);
	return ret;
}

static int mac802154_disassociate_from_parent(struct wpan_phy *wpan_phy,
					      struct wpan_dev *wpan_dev)
{
	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	struct ieee802154_pan_device *child, *tmp;
	struct ieee802154_sub_if_data *sdata;
	unsigned int max_assoc;
	u64 eaddr;
	int ret;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);

	/* Start by disassociating all the children and preventing new ones to
	 * attempt associations.
	 */
	max_assoc = cfg802154_set_max_associations(wpan_dev, 0);
	list_for_each_entry_safe(child, tmp, &wpan_dev->children, node) {
		ret = mac802154_send_disassociation_notif(sdata, child,
							  IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
		if (ret) {
			eaddr = swab64((__force u64)child->extended_addr);
			dev_err(&sdata->dev->dev,
				"Disassociation with %8phC may have failed (%d)\n",
				&eaddr, ret);
		}

		list_del(&child->node);
	}

	ret = mac802154_send_disassociation_notif(sdata, wpan_dev->parent,
						  IEEE802154_DEVICE_WISHES_TO_LEAVE);
	if (ret) {
		eaddr = swab64((__force u64)wpan_dev->parent->extended_addr);
		dev_err(&sdata->dev->dev,
			"Disassociation from %8phC may have failed (%d)\n",
			&eaddr, ret);
	}

	ret = 0;

	kfree(wpan_dev->parent);
	wpan_dev->parent = NULL;
	wpan_dev->pan_id = cpu_to_le16(IEEE802154_PAN_ID_BROADCAST);
	wpan_dev->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);

	if (local->hw.flags & IEEE802154_HW_AFILT) {
		ret = drv_set_pan_id(local, wpan_dev->pan_id);
		if (ret < 0)
			goto reset_mac_assoc;

		ret = drv_set_short_addr(local, wpan_dev->short_addr);
		if (ret < 0)
			goto reset_mac_assoc;
	}

reset_mac_assoc:
	cfg802154_set_max_associations(wpan_dev, max_assoc);

	return ret;
}

static int mac802154_disassociate_child(struct wpan_phy *wpan_phy,
					struct wpan_dev *wpan_dev,
					struct ieee802154_pan_device *child)
{
	struct ieee802154_sub_if_data *sdata;
	int ret;

	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);

	ret = mac802154_send_disassociation_notif(sdata, child,
						  IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
	if (ret)
		return ret;

	list_del(&child->node);
	wpan_dev->nchildren--;
	kfree(child);

	return 0;
}

static int mac802154_disassociate(struct wpan_phy *wpan_phy,
				  struct wpan_dev *wpan_dev,
				  struct ieee802154_addr *target)
{
	u64 teaddr = swab64((__force u64)target->extended_addr);
	struct ieee802154_pan_device *pan_device;

	ASSERT_RTNL();

	if (cfg802154_device_is_parent(wpan_dev, target))
		return mac802154_disassociate_from_parent(wpan_phy, wpan_dev);

	pan_device = cfg802154_device_is_child(wpan_dev, target);
	if (pan_device)
		return mac802154_disassociate_child(wpan_phy, wpan_dev,
						    pan_device);

	dev_err(&wpan_dev->netdev->dev,
		"Device %8phC is not associated with us\n", &teaddr);

	return -EINVAL;
}

#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
static void
ieee802154_get_llsec_table(struct wpan_phy *wpan_phy,
			   struct wpan_dev *wpan_dev,
			   struct ieee802154_llsec_table **table)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);

	*table = &sdata->sec.table;
}

static void
ieee802154_lock_llsec_table(struct wpan_phy *wpan_phy,
			    struct wpan_dev *wpan_dev)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);

	mutex_lock(&sdata->sec_mtx);
}

static void
ieee802154_unlock_llsec_table(struct wpan_phy *wpan_phy,
			      struct wpan_dev *wpan_dev)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);

	mutex_unlock(&sdata->sec_mtx);
}

static int
ieee802154_set_llsec_params(struct wpan_phy *wpan_phy,
			    struct wpan_dev *wpan_dev,
			    const struct ieee802154_llsec_params *params,
			    int changed)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_set_params(&sdata->sec, params, changed);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_get_llsec_params(struct wpan_phy *wpan_phy,
			    struct wpan_dev *wpan_dev,
			    struct ieee802154_llsec_params *params)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_get_params(&sdata->sec, params);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_add_llsec_key(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			 const struct ieee802154_llsec_key_id *id,
			 const struct ieee802154_llsec_key *key)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_key_add(&sdata->sec, id, key);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_del_llsec_key(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			 const struct ieee802154_llsec_key_id *id)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_key_del(&sdata->sec, id);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_add_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			const struct ieee802154_llsec_seclevel *sl)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_del_seclevel(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
			const struct ieee802154_llsec_seclevel *sl)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_add_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
		      const struct ieee802154_llsec_device *dev_desc)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_dev_add(&sdata->sec, dev_desc);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_del_device(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
		      __le64 extended_addr)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_dev_del(&sdata->sec, extended_addr);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_add_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
		      __le64 extended_addr,
		      const struct ieee802154_llsec_device_key *key)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_devkey_add(&sdata->sec, extended_addr, key);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}

static int
ieee802154_del_devkey(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
		      __le64 extended_addr,
		      const struct ieee802154_llsec_device_key *key)
{
	struct net_device *dev = wpan_dev->netdev;
	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	int res;

	mutex_lock(&sdata->sec_mtx);
	res = mac802154_llsec_devkey_del(&sdata->sec, extended_addr, key);
	mutex_unlock(&sdata->sec_mtx);

	return res;
}
#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */

const struct cfg802154_ops mac802154_config_ops = {
	.add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
	.del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
	.suspend = ieee802154_suspend,
	.resume = ieee802154_resume,
	.add_virtual_intf = ieee802154_add_iface,
	.del_virtual_intf = ieee802154_del_iface,
	.set_channel = ieee802154_set_channel,
	.set_cca_mode = ieee802154_set_cca_mode,
	.set_cca_ed_level = ieee802154_set_cca_ed_level,
	.set_tx_power = ieee802154_set_tx_power,
	.set_pan_id = ieee802154_set_pan_id,
	.set_short_addr = ieee802154_set_short_addr,
	.set_backoff_exponent = ieee802154_set_backoff_exponent,
	.set_max_csma_backoffs = ieee802154_set_max_csma_backoffs,
	.set_max_frame_retries = ieee802154_set_max_frame_retries,
	.set_lbt_mode = ieee802154_set_lbt_mode,
	.set_ackreq_default = ieee802154_set_ackreq_default,
	.trigger_scan = mac802154_trigger_scan,
	.abort_scan = mac802154_abort_scan,
	.send_beacons = mac802154_send_beacons,
	.stop_beacons = mac802154_stop_beacons,
	.associate = mac802154_associate,
	.disassociate = mac802154_disassociate,
#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
	.get_llsec_table = ieee802154_get_llsec_table,
	.lock_llsec_table = ieee802154_lock_llsec_table,
	.unlock_llsec_table = ieee802154_unlock_llsec_table,
	/* TODO above */
	.set_llsec_params = ieee802154_set_llsec_params,
	.get_llsec_params = ieee802154_get_llsec_params,
	.add_llsec_key = ieee802154_add_llsec_key,
	.del_llsec_key = ieee802154_del_llsec_key,
	.add_seclevel = ieee802154_add_seclevel,
	.del_seclevel = ieee802154_del_seclevel,
	.add_device = ieee802154_add_device,
	.del_device = ieee802154_del_device,
	.add_devkey = ieee802154_add_devkey,
	.del_devkey = ieee802154_del_devkey,
#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
};
Commit	Line	Data
1802d0be TG	1	// SPDX-License-Identifier: GPL-2.0-only
1802d0be TG	2	/*
1201cd22 AA	3	*
	4	* Authors:
	5	* Alexander Aring <aar@pengutronix.de>
	6	*
	7	* Based on: net/mac80211/cfg.c
	8	*/
	9
d5ae67ba	10	#include <net/rtnetlink.h>
1201cd22 AA	11	#include <net/cfg802154.h>
1201cd22 AA	12
4a9a816a	13	#include "ieee802154_i.h"
ab0bd561	14	#include "driver-ops.h"
fdd2068a	15	#include "cfg.h"
4a9a816a AA	16
	17	static struct net_device *
	18	ieee802154_add_iface_deprecated(struct wpan_phy *wpan_phy,
5b4a1039 VB	19	const char *name,
5b4a1039 VB	20	unsigned char name_assign_type, int type)
4a9a816a	21	{
986a8abf	22	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
d5ae67ba	23	struct net_device *dev;
986a8abf	24
d5ae67ba	25	rtnl_lock();
5b4a1039	26	dev = ieee802154_if_add(local, name, name_assign_type, type,
0e57547e	27	cpu_to_le64(0x0000000000000000ULL));
d5ae67ba AA	28	rtnl_unlock();
	29
	30	return dev;
4a9a816a AA	31	}
	32
	33	static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy,
	34	struct net_device *dev)
	35	{
b210b187 AA	36	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	37
	38	ieee802154_if_remove(sdata);
4a9a816a AA	39	}
4a9a816a AA	40
3cf24cf8 AA	41	#ifdef CONFIG_PM
	42	static int ieee802154_suspend(struct wpan_phy *wpan_phy)
	43	{
	44	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	45
	46	if (!local->open_count)
	47	goto suspend;
	48
f0feb349	49	ieee802154_sync_and_hold_queue(local);
3cf24cf8 AA	50	synchronize_net();
	51
	52	/* stop hardware - this must stop RX */
	53	ieee802154_stop_device(local);
	54
	55	suspend:
	56	local->suspended = true;
	57	return 0;
	58	}
	59
	60	static int ieee802154_resume(struct wpan_phy *wpan_phy)
	61	{
	62	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	63	int ret;
	64
	65	/* nothing to do if HW shouldn't run */
	66	if (!local->open_count)
	67	goto wake_up;
	68
	69	/* restart hardware */
ac8037c3	70	ret = drv_start(local, local->phy->filtering, &local->addr_filt);
3cf24cf8 AA	71	if (ret)
	72	return ret;
	73
	74	wake_up:
20a19d1d	75	ieee802154_release_queue(local);
3cf24cf8 AA	76	local->suspended = false;
	77	return 0;
	78	}
	79	#else
	80	#define ieee802154_suspend NULL
	81	#define ieee802154_resume NULL
	82	#endif
	83
f3ea5e44 AA	84	static int
f3ea5e44 AA	85	ieee802154_add_iface(struct wpan_phy phy, const char name,
5b4a1039	86	unsigned char name_assign_type,
0e57547e	87	enum nl802154_iftype type, __le64 extended_addr)
f3ea5e44 AA	88	{
	89	struct ieee802154_local *local = wpan_phy_priv(phy);
	90	struct net_device *err;
	91
5b4a1039 VB	92	err = ieee802154_if_add(local, name, name_assign_type, type,
5b4a1039 VB	93	extended_addr);
36cf942a	94	return PTR_ERR_OR_ZERO(err);
f3ea5e44 AA	95	}
f3ea5e44 AA	96
b821ecd4 AA	97	static int
	98	ieee802154_del_iface(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev)
	99	{
	100	ieee802154_if_remove(IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev));
	101
	102	return 0;
	103	}
	104
ab0bd561	105	static int
6d5fb877	106	ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel)
ab0bd561 AA	107	{
	108	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	109	int ret;
	110
	111	ASSERT_RTNL();
	112
791021bf AA	113	if (wpan_phy->current_page == page &&
	114	wpan_phy->current_channel == channel)
	115	return 0;
	116
3accf476 MR	117	/* Refuse to change channels during scanning or beaconing */
3accf476 MR	118	if (mac802154_is_scanning(local) \|\| mac802154_is_beaconing(local))
57588c71 MR	119	return -EBUSY;
57588c71 MR	120
ab0bd561 AA	121	ret = drv_set_channel(local, page, channel);
	122	if (!ret) {
	123	wpan_phy->current_page = page;
	124	wpan_phy->current_channel = channel;
5755cd4d	125	ieee802154_configure_durations(wpan_phy, page, channel);
ab0bd561 AA	126	}
	127
	128	return ret;
	129	}
	130
ba2a9506 AA	131	static int
	132	ieee802154_set_cca_mode(struct wpan_phy *wpan_phy,
	133	const struct wpan_phy_cca *cca)
	134	{
	135	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	136	int ret;
	137
	138	ASSERT_RTNL();
	139
791021bf AA	140	if (wpan_phy_cca_cmp(&wpan_phy->cca, cca))
	141	return 0;
	142
ba2a9506 AA	143	ret = drv_set_cca_mode(local, cca);
	144	if (!ret)
	145	wpan_phy->cca = *cca;
	146
	147	return ret;
	148	}
	149
b69644c1 AA	150	static int
	151	ieee802154_set_cca_ed_level(struct wpan_phy *wpan_phy, s32 ed_level)
	152	{
	153	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	154	int ret;
	155
	156	ASSERT_RTNL();
	157
	158	if (wpan_phy->cca_ed_level == ed_level)
	159	return 0;
	160
	161	ret = drv_set_cca_ed_level(local, ed_level);
	162	if (!ret)
	163	wpan_phy->cca_ed_level = ed_level;
	164
	165	return ret;
	166	}
	167
0f999b09 VB	168	static int
	169	ieee802154_set_tx_power(struct wpan_phy *wpan_phy, s32 power)
	170	{
	171	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	172	int ret;
	173
	174	ASSERT_RTNL();
	175
	176	if (wpan_phy->transmit_power == power)
	177	return 0;
	178
	179	ret = drv_set_tx_power(local, power);
	180	if (!ret)
	181	wpan_phy->transmit_power = power;
	182
	183	return ret;
	184	}
	185
6d5fb877 AA	186	static int
6d5fb877 AA	187	ieee802154_set_pan_id(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
ee7b9053	188	__le16 pan_id)
702bf371	189	{
d77b4852 AA	190	int ret;
d77b4852 AA	191
702bf371 AA	192	ASSERT_RTNL();
702bf371 AA	193
791021bf AA	194	if (wpan_dev->pan_id == pan_id)
	195	return 0;
	196
d77b4852 AA	197	ret = mac802154_wpan_update_llsec(wpan_dev->netdev);
	198	if (!ret)
	199	wpan_dev->pan_id = pan_id;
	200
	201	return ret;
702bf371 AA	202	}
702bf371 AA	203
656a999e AA	204	static int
	205	ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy,
	206	struct wpan_dev *wpan_dev,
6d5fb877	207	u8 min_be, u8 max_be)
656a999e	208	{
656a999e AA	209	ASSERT_RTNL();
656a999e AA	210
656a999e AA	211	wpan_dev->min_be = min_be;
	212	wpan_dev->max_be = max_be;
	213	return 0;
	214	}
	215
9830c62a AA	216	static int
9830c62a AA	217	ieee802154_set_short_addr(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
ee7b9053	218	__le16 short_addr)
9830c62a AA	219	{
	220	ASSERT_RTNL();
	221
ee7b9053	222	wpan_dev->short_addr = short_addr;
9830c62a AA	223	return 0;
	224	}
	225
6d5fb877 AA	226	static int
	227	ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy,
	228	struct wpan_dev *wpan_dev,
	229	u8 max_csma_backoffs)
a01ba765	230	{
a01ba765 AA	231	ASSERT_RTNL();
a01ba765 AA	232
a01ba765 AA	233	wpan_dev->csma_retries = max_csma_backoffs;
	234	return 0;
	235	}
	236
6d5fb877 AA	237	static int
	238	ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy,
	239	struct wpan_dev *wpan_dev,
	240	s8 max_frame_retries)
17a3a46b	241	{
17a3a46b AA	242	ASSERT_RTNL();
17a3a46b AA	243
17a3a46b AA	244	wpan_dev->frame_retries = max_frame_retries;
	245	return 0;
	246	}
	247
6d5fb877 AA	248	static int
	249	ieee802154_set_lbt_mode(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
	250	bool mode)
c8937a1d	251	{
c8937a1d AA	252	ASSERT_RTNL();
c8937a1d AA	253
c8937a1d AA	254	wpan_dev->lbt = mode;
	255	return 0;
	256	}
	257
c91208d8 AA	258	static int
	259	ieee802154_set_ackreq_default(struct wpan_phy *wpan_phy,
	260	struct wpan_dev *wpan_dev, bool ackreq)
	261	{
	262	ASSERT_RTNL();
	263
	264	wpan_dev->ackreq = ackreq;
	265	return 0;
	266	}
	267
57588c71 MR	268	static int mac802154_trigger_scan(struct wpan_phy *wpan_phy,
	269	struct cfg802154_scan_request *request)
	270	{
	271	struct ieee802154_sub_if_data *sdata;
	272
	273	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);
	274
	275	ASSERT_RTNL();
	276
	277	return mac802154_trigger_scan_locked(sdata, request);
	278	}
	279
	280	static int mac802154_abort_scan(struct wpan_phy *wpan_phy,
	281	struct wpan_dev *wpan_dev)
	282	{
	283	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	284	struct ieee802154_sub_if_data *sdata;
	285
	286	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
	287
	288	ASSERT_RTNL();
	289
	290	return mac802154_abort_scan_locked(local, sdata);
	291	}
	292
3accf476 MR	293	static int mac802154_send_beacons(struct wpan_phy *wpan_phy,
	294	struct cfg802154_beacon_request *request)
	295	{
	296	struct ieee802154_sub_if_data *sdata;
	297
	298	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(request->wpan_dev);
	299
	300	ASSERT_RTNL();
	301
	302	return mac802154_send_beacons_locked(sdata, request);
	303	}
	304
	305	static int mac802154_stop_beacons(struct wpan_phy *wpan_phy,
	306	struct wpan_dev *wpan_dev)
	307	{
	308	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	309	struct ieee802154_sub_if_data *sdata;
	310
	311	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
	312
	313	ASSERT_RTNL();
	314
	315	return mac802154_stop_beacons_locked(local, sdata);
	316	}
	317
fefd1980 MR	318	static int mac802154_associate(struct wpan_phy *wpan_phy,
	319	struct wpan_dev *wpan_dev,
	320	struct ieee802154_addr *coord)
	321	{
	322	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	323	u64 ceaddr = swab64((__force u64)coord->extended_addr);
	324	struct ieee802154_sub_if_data *sdata;
	325	struct ieee802154_pan_device *parent;
	326	__le16 short_addr;
	327	int ret;
	328
	329	ASSERT_RTNL();
	330
	331	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
	332
	333	if (wpan_dev->parent) {
	334	dev_err(&sdata->dev->dev,
	335	"Device %8phC is already associated\n", &ceaddr);
	336	return -EPERM;
	337	}
	338
	339	if (coord->mode == IEEE802154_SHORT_ADDRESSING)
	340	return -EINVAL;
	341
	342	parent = kzalloc(sizeof(*parent), GFP_KERNEL);
	343	if (!parent)
	344	return -ENOMEM;
	345
	346	parent->pan_id = coord->pan_id;
	347	parent->mode = coord->mode;
	348	parent->extended_addr = coord->extended_addr;
	349	parent->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);
	350
	351	/* Set the PAN ID hardware address filter beforehand to avoid dropping
	352	* the association response with a destination PAN ID field set to the
	353	* "new" PAN ID.
	354	*/
	355	if (local->hw.flags & IEEE802154_HW_AFILT) {
	356	ret = drv_set_pan_id(local, coord->pan_id);
	357	if (ret < 0)
	358	goto free_parent;
	359	}
	360
	361	ret = mac802154_perform_association(sdata, parent, &short_addr);
	362	if (ret)
	363	goto reset_panid;
	364
	365	if (local->hw.flags & IEEE802154_HW_AFILT) {
	366	ret = drv_set_short_addr(local, short_addr);
	367	if (ret < 0)
	368	goto reset_panid;
	369	}
	370
	371	wpan_dev->pan_id = coord->pan_id;
	372	wpan_dev->short_addr = short_addr;
	373	wpan_dev->parent = parent;
	374
	375	return 0;
	376
	377	reset_panid:
	378	if (local->hw.flags & IEEE802154_HW_AFILT)
	379	drv_set_pan_id(local, cpu_to_le16(IEEE802154_PAN_ID_BROADCAST));
	380
	381	free_parent:
382	kfree(parent);
383	return ret;
384	}
385
9860d9be MR	386	static int mac802154_disassociate_from_parent(struct wpan_phy *wpan_phy,
	387	struct wpan_dev *wpan_dev)
	388	{
	389	struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
	390	struct ieee802154_pan_device child, tmp;
	391	struct ieee802154_sub_if_data *sdata;
23736995	392	unsigned int max_assoc;
9860d9be MR	393	u64 eaddr;
	394	int ret;
	395
	396	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
	397
	398	/* Start by disassociating all the children and preventing new ones to
	399	* attempt associations.
	400	*/
23736995	401	max_assoc = cfg802154_set_max_associations(wpan_dev, 0);
9860d9be MR	402	list_for_each_entry_safe(child, tmp, &wpan_dev->children, node) {
	403	ret = mac802154_send_disassociation_notif(sdata, child,
	404	IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
	405	if (ret) {
	406	eaddr = swab64((__force u64)child->extended_addr);
	407	dev_err(&sdata->dev->dev,
	408	"Disassociation with %8phC may have failed (%d)\n",
	409	&eaddr, ret);
	410	}
	411
	412	list_del(&child->node);
	413	}
	414
	415	ret = mac802154_send_disassociation_notif(sdata, wpan_dev->parent,
	416	IEEE802154_DEVICE_WISHES_TO_LEAVE);
	417	if (ret) {
	418	eaddr = swab64((__force u64)wpan_dev->parent->extended_addr);
	419	dev_err(&sdata->dev->dev,
	420	"Disassociation from %8phC may have failed (%d)\n",
	421	&eaddr, ret);
	422	}
	423
	424	ret = 0;
	425
	426	kfree(wpan_dev->parent);
	427	wpan_dev->parent = NULL;
	428	wpan_dev->pan_id = cpu_to_le16(IEEE802154_PAN_ID_BROADCAST);
	429	wpan_dev->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST);
	430
	431	if (local->hw.flags & IEEE802154_HW_AFILT) {
	432	ret = drv_set_pan_id(local, wpan_dev->pan_id);
	433	if (ret < 0)
23736995	434	goto reset_mac_assoc;
9860d9be MR	435
	436	ret = drv_set_short_addr(local, wpan_dev->short_addr);
	437	if (ret < 0)
23736995	438	goto reset_mac_assoc;
9860d9be MR	439	}
9860d9be MR	440
23736995 MR	441	reset_mac_assoc:
	442	cfg802154_set_max_associations(wpan_dev, max_assoc);
	443
	444	return ret;
9860d9be MR	445	}
	446
	447	static int mac802154_disassociate_child(struct wpan_phy *wpan_phy,
	448	struct wpan_dev *wpan_dev,
	449	struct ieee802154_pan_device *child)
	450	{
	451	struct ieee802154_sub_if_data *sdata;
	452	int ret;
	453
	454	sdata = IEEE802154_WPAN_DEV_TO_SUB_IF(wpan_dev);
	455
	456	ret = mac802154_send_disassociation_notif(sdata, child,
	457	IEEE802154_COORD_WISHES_DEVICE_TO_LEAVE);
	458	if (ret)
	459	return ret;
	460
	461	list_del(&child->node);
80f8bf9a	462	wpan_dev->nchildren--;
9860d9be MR	463	kfree(child);
	464
	465	return 0;
	466	}
	467
	468	static int mac802154_disassociate(struct wpan_phy *wpan_phy,
	469	struct wpan_dev *wpan_dev,
	470	struct ieee802154_addr *target)
	471	{
	472	u64 teaddr = swab64((__force u64)target->extended_addr);
	473	struct ieee802154_pan_device *pan_device;
	474
	475	ASSERT_RTNL();
	476
	477	if (cfg802154_device_is_parent(wpan_dev, target))
	478	return mac802154_disassociate_from_parent(wpan_phy, wpan_dev);
	479
	480	pan_device = cfg802154_device_is_child(wpan_dev, target);
	481	if (pan_device)
	482	return mac802154_disassociate_child(wpan_phy, wpan_dev,
	483	pan_device);
	484
	485	dev_err(&wpan_dev->netdev->dev,
	486	"Device %8phC is not associated with us\n", &teaddr);
	487
	488	return -EINVAL;
	489	}
	490
a26c5fd7 AA	491	#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
	492	static void
	493	ieee802154_get_llsec_table(struct wpan_phy *wpan_phy,
	494	struct wpan_dev *wpan_dev,
	495	struct ieee802154_llsec_table **table)
	496	{
	497	struct net_device *dev = wpan_dev->netdev;
	498	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	499
	500	*table = &sdata->sec.table;
	501	}
	502
	503	static void
	504	ieee802154_lock_llsec_table(struct wpan_phy *wpan_phy,
	505	struct wpan_dev *wpan_dev)
	506	{
	507	struct net_device *dev = wpan_dev->netdev;
	508	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	509
	510	mutex_lock(&sdata->sec_mtx);
	511	}
	512
	513	static void
	514	ieee802154_unlock_llsec_table(struct wpan_phy *wpan_phy,
	515	struct wpan_dev *wpan_dev)
	516	{
	517	struct net_device *dev = wpan_dev->netdev;
	518	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	519
	520	mutex_unlock(&sdata->sec_mtx);
	521	}
	522
	523	static int
	524	ieee802154_set_llsec_params(struct wpan_phy *wpan_phy,
	525	struct wpan_dev *wpan_dev,
	526	const struct ieee802154_llsec_params *params,
	527	int changed)
	528	{
	529	struct net_device *dev = wpan_dev->netdev;
	530	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	531	int res;
	532
	533	mutex_lock(&sdata->sec_mtx);
	534	res = mac802154_llsec_set_params(&sdata->sec, params, changed);
	535	mutex_unlock(&sdata->sec_mtx);
	536
	537	return res;
	538	}
	539
	540	static int
	541	ieee802154_get_llsec_params(struct wpan_phy *wpan_phy,
	542	struct wpan_dev *wpan_dev,
	543	struct ieee802154_llsec_params *params)
	544	{
	545	struct net_device *dev = wpan_dev->netdev;
	546	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
	547	int res;
	548
	549	mutex_lock(&sdata->sec_mtx);
	550	res = mac802154_llsec_get_params(&sdata->sec, params);
	551	mutex_unlock(&sdata->sec_mtx);
	552
	553	return res;
	554	}
555
556	static int
557	ieee802154_add_llsec_key(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
558	const struct ieee802154_llsec_key_id *id,
559	const struct ieee802154_llsec_key *key)
560	{
561	struct net_device *dev = wpan_dev->netdev;
562	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
563	int res;
564
565	mutex_lock(&sdata->sec_mtx);
566	res = mac802154_llsec_key_add(&sdata->sec, id, key);
567	mutex_unlock(&sdata->sec_mtx);
568
569	return res;
570	}
571
572	static int
573	ieee802154_del_llsec_key(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
574	const struct ieee802154_llsec_key_id *id)
575	{
576	struct net_device *dev = wpan_dev->netdev;
577	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
578	int res;
579
580	mutex_lock(&sdata->sec_mtx);
581	res = mac802154_llsec_key_del(&sdata->sec, id);
582	mutex_unlock(&sdata->sec_mtx);
583
584	return res;
585	}
586
587	static int
588	ieee802154_add_seclevel(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
589	const struct ieee802154_llsec_seclevel *sl)
590	{
591	struct net_device *dev = wpan_dev->netdev;
592	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
593	int res;
594
595	mutex_lock(&sdata->sec_mtx);
596	res = mac802154_llsec_seclevel_add(&sdata->sec, sl);
597	mutex_unlock(&sdata->sec_mtx);
598
599	return res;
600	}
601
602	static int
603	ieee802154_del_seclevel(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
604	const struct ieee802154_llsec_seclevel *sl)
605	{
606	struct net_device *dev = wpan_dev->netdev;
607	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
608	int res;
609
610	mutex_lock(&sdata->sec_mtx);
611	res = mac802154_llsec_seclevel_del(&sdata->sec, sl);
612	mutex_unlock(&sdata->sec_mtx);
613
614	return res;
615	}
616
617	static int
618	ieee802154_add_device(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
619	const struct ieee802154_llsec_device *dev_desc)
620	{
621	struct net_device *dev = wpan_dev->netdev;
622	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
623	int res;
624
625	mutex_lock(&sdata->sec_mtx);
626	res = mac802154_llsec_dev_add(&sdata->sec, dev_desc);
627	mutex_unlock(&sdata->sec_mtx);
628
629	return res;
630	}
631
632	static int
633	ieee802154_del_device(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
634	__le64 extended_addr)
635	{
636	struct net_device *dev = wpan_dev->netdev;
637	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
638	int res;
639
640	mutex_lock(&sdata->sec_mtx);
641	res = mac802154_llsec_dev_del(&sdata->sec, extended_addr);
642	mutex_unlock(&sdata->sec_mtx);
643
644	return res;
645	}
646
647	static int
648	ieee802154_add_devkey(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
649	__le64 extended_addr,
650	const struct ieee802154_llsec_device_key *key)
651	{
652	struct net_device *dev = wpan_dev->netdev;
653	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
654	int res;
655
656	mutex_lock(&sdata->sec_mtx);
657	res = mac802154_llsec_devkey_add(&sdata->sec, extended_addr, key);
658	mutex_unlock(&sdata->sec_mtx);
659
660	return res;
661	}
662
663	static int
664	ieee802154_del_devkey(struct wpan_phy wpan_phy, struct wpan_dev wpan_dev,
665	__le64 extended_addr,
666	const struct ieee802154_llsec_device_key *key)
667	{
668	struct net_device *dev = wpan_dev->netdev;
669	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
670	int res;
671
672	mutex_lock(&sdata->sec_mtx);
673	res = mac802154_llsec_devkey_del(&sdata->sec, extended_addr, key);
674	mutex_unlock(&sdata->sec_mtx);
675
676	return res;
677	}
678	#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
679
1201cd22	680	const struct cfg802154_ops mac802154_config_ops = {
4a9a816a AA	681	.add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
4a9a816a AA	682	.del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
3cf24cf8 AA	683	.suspend = ieee802154_suspend,
3cf24cf8 AA	684	.resume = ieee802154_resume,
f3ea5e44	685	.add_virtual_intf = ieee802154_add_iface,
b821ecd4	686	.del_virtual_intf = ieee802154_del_iface,
ab0bd561	687	.set_channel = ieee802154_set_channel,
ba2a9506	688	.set_cca_mode = ieee802154_set_cca_mode,
b69644c1	689	.set_cca_ed_level = ieee802154_set_cca_ed_level,
0f999b09	690	.set_tx_power = ieee802154_set_tx_power,
702bf371	691	.set_pan_id = ieee802154_set_pan_id,
9830c62a	692	.set_short_addr = ieee802154_set_short_addr,
656a999e	693	.set_backoff_exponent = ieee802154_set_backoff_exponent,
a01ba765	694	.set_max_csma_backoffs = ieee802154_set_max_csma_backoffs,
17a3a46b	695	.set_max_frame_retries = ieee802154_set_max_frame_retries,
c8937a1d	696	.set_lbt_mode = ieee802154_set_lbt_mode,
c91208d8	697	.set_ackreq_default = ieee802154_set_ackreq_default,
57588c71 MR	698	.trigger_scan = mac802154_trigger_scan,
57588c71 MR	699	.abort_scan = mac802154_abort_scan,
3accf476 MR	700	.send_beacons = mac802154_send_beacons,
3accf476 MR	701	.stop_beacons = mac802154_stop_beacons,
fefd1980	702	.associate = mac802154_associate,
9860d9be	703	.disassociate = mac802154_disassociate,
a26c5fd7 AA	704	#ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL
	705	.get_llsec_table = ieee802154_get_llsec_table,
	706	.lock_llsec_table = ieee802154_lock_llsec_table,
	707	.unlock_llsec_table = ieee802154_unlock_llsec_table,
	708	/* TODO above */
	709	.set_llsec_params = ieee802154_set_llsec_params,
	710	.get_llsec_params = ieee802154_get_llsec_params,
	711	.add_llsec_key = ieee802154_add_llsec_key,
	712	.del_llsec_key = ieee802154_del_llsec_key,
	713	.add_seclevel = ieee802154_add_seclevel,
	714	.del_seclevel = ieee802154_del_seclevel,
	715	.add_device = ieee802154_add_device,
	716	.del_device = ieee802154_del_device,
	717	.add_devkey = ieee802154_add_devkey,
	718	.del_devkey = ieee802154_del_devkey,
	719	#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
1201cd22	720	};