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/*
* Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
* Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
*
* 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.
*/
#include <linux/etherdevice.h>
#include "mt76x0.h"
static int
mt76x0_set_channel(struct mt76x02_dev *dev, struct cfg80211_chan_def *chandef)
{
int ret;
cancel_delayed_work_sync(&dev->cal_work);
dev->beacon_ops->pre_tbtt_enable(dev, false);
if (mt76_is_mmio(dev))
tasklet_disable(&dev->dfs_pd.dfs_tasklet);
mt76_set_channel(&dev->mt76);
ret = mt76x0_phy_set_channel(dev, chandef);
/* channel cycle counters read-and-clear */
mt76_rr(dev, MT_CH_IDLE);
mt76_rr(dev, MT_CH_BUSY);
mt76x02_edcca_init(dev, true);
if (mt76_is_mmio(dev)) {
mt76x02_dfs_init_params(dev);
tasklet_enable(&dev->dfs_pd.dfs_tasklet);
}
dev->beacon_ops->pre_tbtt_enable(dev, true);
mt76_txq_schedule_all(&dev->mt76);
return ret;
}
int mt76x0_config(struct ieee80211_hw *hw, u32 changed)
{
struct mt76x02_dev *dev = hw->priv;
int ret = 0;
mutex_lock(&dev->mt76.mutex);
if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
ieee80211_stop_queues(hw);
ret = mt76x0_set_channel(dev, &hw->conf.chandef);
ieee80211_wake_queues(hw);
}
if (changed & IEEE80211_CONF_CHANGE_POWER) {
dev->mt76.txpower_conf = hw->conf.power_level * 2;
if (test_bit(MT76_STATE_RUNNING, &dev->mt76.state))
mt76x0_phy_set_txpower(dev);
}
if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))
dev->mt76.rxfilter |= MT_RX_FILTR_CFG_PROMISC;
else
dev->mt76.rxfilter &= ~MT_RX_FILTR_CFG_PROMISC;
mt76_wr(dev, MT_RX_FILTR_CFG, dev->mt76.rxfilter);
}
mutex_unlock(&dev->mt76.mutex);
return ret;
}
EXPORT_SYMBOL_GPL(mt76x0_config);
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