| /* |
| * 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); |
| if (mt76_is_mmio(dev)) { |
| tasklet_disable(&dev->pre_tbtt_tasklet); |
| 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->pre_tbtt_tasklet); |
| tasklet_enable(&dev->dfs_pd.dfs_tasklet); |
| } |
| 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); |
