mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f59f419d31
All PHY attributes should be directly set to the transceiver after netlink. MAC attributes should be set by interface up. Currently the macparams netlink cmd contains mixed attributes of phy and mac settings. This patch moves all phy settings to the netlink receive function for setting macparams. This is the only way which doesn't change the userspace API and keep the deprecated netlink interface alive. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
159 lines
4.3 KiB
C
159 lines
4.3 KiB
C
/*
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* MAC commands interface
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*
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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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* Sergey Lapin <slapin@ossfans.org>
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*/
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#include <linux/skbuff.h>
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#include <linux/if_arp.h>
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#include <linux/ieee802154.h>
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#include <net/ieee802154_netdev.h>
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#include <net/cfg802154.h>
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#include <net/mac802154.h>
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#include <net/nl802154.h>
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#include "ieee802154_i.h"
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#include "driver-ops.h"
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static int mac802154_mlme_start_req(struct net_device *dev,
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struct ieee802154_addr *addr,
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u8 channel, u8 page,
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u8 bcn_ord, u8 sf_ord,
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u8 pan_coord, u8 blx,
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u8 coord_realign)
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{
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struct ieee802154_mlme_ops *ops = ieee802154_mlme_ops(dev);
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int rc = 0;
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BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
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mac802154_dev_set_pan_id(dev, addr->pan_id);
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mac802154_dev_set_short_addr(dev, addr->short_addr);
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mac802154_dev_set_page_channel(dev, page, channel);
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if (ops->llsec) {
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struct ieee802154_llsec_params params;
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int changed = 0;
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params.coord_shortaddr = addr->short_addr;
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changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
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params.pan_id = addr->pan_id;
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changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
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params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
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changed |= IEEE802154_LLSEC_PARAM_HWADDR;
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params.coord_hwaddr = params.hwaddr;
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changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
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rc = ops->llsec->set_params(dev, ¶ms, changed);
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}
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/* FIXME: add validation for unused parameters to be sane
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* for SoftMAC
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*/
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ieee802154_nl_start_confirm(dev, IEEE802154_SUCCESS);
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return rc;
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}
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static struct wpan_phy *mac802154_get_phy(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 to_phy(get_device(&sdata->local->phy->dev));
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}
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static int mac802154_set_mac_params(struct net_device *dev,
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const struct ieee802154_mac_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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struct ieee802154_local *local = sdata->local;
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int ret;
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mutex_lock(&sdata->local->iflist_mtx);
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sdata->mac_params = *params;
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mutex_unlock(&sdata->local->iflist_mtx);
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if (local->hw.flags & IEEE802154_HW_TXPOWER) {
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ret = drv_set_tx_power(local, params->transmit_power);
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if (ret < 0)
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return ret;
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}
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if (local->hw.flags & IEEE802154_HW_CCA_MODE) {
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ret = drv_set_cca_mode(local, params->cca_mode);
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if (ret < 0)
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return ret;
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}
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if (local->hw.flags & IEEE802154_HW_CCA_ED_LEVEL) {
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ret = drv_set_cca_ed_level(local, params->cca_ed_level);
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if (ret < 0)
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return ret;
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}
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return 0;
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}
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static void mac802154_get_mac_params(struct net_device *dev,
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struct ieee802154_mac_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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mutex_lock(&sdata->local->iflist_mtx);
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*params = sdata->mac_params;
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mutex_unlock(&sdata->local->iflist_mtx);
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}
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static struct ieee802154_llsec_ops mac802154_llsec_ops = {
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.get_params = mac802154_get_params,
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.set_params = mac802154_set_params,
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.add_key = mac802154_add_key,
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.del_key = mac802154_del_key,
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.add_dev = mac802154_add_dev,
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.del_dev = mac802154_del_dev,
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.add_devkey = mac802154_add_devkey,
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.del_devkey = mac802154_del_devkey,
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.add_seclevel = mac802154_add_seclevel,
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.del_seclevel = mac802154_del_seclevel,
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.lock_table = mac802154_lock_table,
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.get_table = mac802154_get_table,
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.unlock_table = mac802154_unlock_table,
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};
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struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced = {
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.get_phy = mac802154_get_phy,
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};
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struct ieee802154_mlme_ops mac802154_mlme_wpan = {
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.get_phy = mac802154_get_phy,
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.start_req = mac802154_mlme_start_req,
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.get_pan_id = mac802154_dev_get_pan_id,
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.get_short_addr = mac802154_dev_get_short_addr,
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.get_dsn = mac802154_dev_get_dsn,
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.llsec = &mac802154_llsec_ops,
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.set_mac_params = mac802154_set_mac_params,
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.get_mac_params = mac802154_get_mac_params,
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};
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