// SPDX-License-Identifier: GPL-2.0-only/* * MAC commands interface * * Copyright 2007-2012 Siemens AG * * Written by: * Sergey Lapin <slapin@ossfans.org> * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> * Alexander Smirnov <alex.bluesman.smirnov@gmail.com> */ #include <linux/skbuff.h>#include <linux/if_arp.h>#include <linux/ieee802154.h> #include <net/ieee802154_netdev.h>#include <net/cfg802154.h>#include <net/mac802154.h> #include "ieee802154_i.h"#include "driver-ops.h" static int mac802154_mlme_start_req(struct net_device *dev,				    struct ieee802154_addr *addr,				    u8 channel, u8 page,				    u8 bcn_ord, u8 sf_ord,				    u8 pan_coord, u8 blx,				    u8 coord_realign){	struct ieee802154_llsec_params params;	int changed = 0; 	ASSERT_RTNL(); 	BUG_ON(addr->mode != IEEE802154_ADDR_SHORT); 	dev->ieee802154_ptr->pan_id = addr->pan_id;	dev->ieee802154_ptr->short_addr = addr->short_addr;	mac802154_dev_set_page_channel(dev, page, channel); 	params.pan_id = addr->pan_id;	changed |= IEEE802154_LLSEC_PARAM_PAN_ID; 	params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);	changed |= IEEE802154_LLSEC_PARAM_HWADDR; 	params.coord_hwaddr = params.hwaddr;	changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR; 	params.coord_shortaddr = addr->short_addr;	changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR; 	return mac802154_set_params(dev, &params, changed);} static int mac802154_set_mac_params(struct net_device *dev,				    const struct ieee802154_mac_params *params){	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);	struct ieee802154_local *local = sdata->local;	struct wpan_dev *wpan_dev = &sdata->wpan_dev;	int ret; 	ASSERT_RTNL(); 	/* PHY */	wpan_dev->wpan_phy->transmit_power = params->transmit_power;	wpan_dev->wpan_phy->cca = params->cca;	wpan_dev->wpan_phy->cca_ed_level = params->cca_ed_level; 	/* MAC */	wpan_dev->min_be = params->min_be;	wpan_dev->max_be = params->max_be;	wpan_dev->csma_retries = params->csma_retries;	wpan_dev->frame_retries = params->frame_retries;	wpan_dev->lbt = params->lbt; 	if (local->hw.phy->flags & WPAN_PHY_FLAG_TXPOWER) {		ret = drv_set_tx_power(local, params->transmit_power);		if (ret < 0)			return ret;	} 	if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_MODE) {		ret = drv_set_cca_mode(local, &params->cca);		if (ret < 0)			return ret;	} 	if (local->hw.phy->flags & WPAN_PHY_FLAG_CCA_ED_LEVEL) {		ret = drv_set_cca_ed_level(local, params->cca_ed_level);		if (ret < 0)			return ret;	} 	return 0;} static void mac802154_get_mac_params(struct net_device *dev,				     struct ieee802154_mac_params *params){	struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);	struct wpan_dev *wpan_dev = &sdata->wpan_dev; 	ASSERT_RTNL(); 	/* PHY */	params->transmit_power = wpan_dev->wpan_phy->transmit_power;	params->cca = wpan_dev->wpan_phy->cca;	params->cca_ed_level = wpan_dev->wpan_phy->cca_ed_level; 	/* MAC */	params->min_be = wpan_dev->min_be;	params->max_be = wpan_dev->max_be;	params->csma_retries = wpan_dev->csma_retries;	params->frame_retries = wpan_dev->frame_retries;	params->lbt = wpan_dev->lbt;} static const struct ieee802154_llsec_ops mac802154_llsec_ops = {	.get_params = mac802154_get_params,	.set_params = mac802154_set_params,	.add_key = mac802154_add_key,	.del_key = mac802154_del_key,	.add_dev = mac802154_add_dev,	.del_dev = mac802154_del_dev,	.add_devkey = mac802154_add_devkey,	.del_devkey = mac802154_del_devkey,	.add_seclevel = mac802154_add_seclevel,	.del_seclevel = mac802154_del_seclevel,	.lock_table = mac802154_lock_table,	.get_table = mac802154_get_table,	.unlock_table = mac802154_unlock_table,}; struct ieee802154_mlme_ops mac802154_mlme_wpan = {	.start_req = mac802154_mlme_start_req, 	.llsec = &mac802154_llsec_ops, 	.set_mac_params = mac802154_set_mac_params,	.get_mac_params = mac802154_get_mac_params,};