| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * 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> |
| */ |
| |
| #include <linux/etherdevice.h> |
| #include "mt76x0.h" |
| |
| static void |
| mt76x0_set_channel(struct mt76x02_dev *dev, struct cfg80211_chan_def *chandef) |
| { |
| cancel_delayed_work_sync(&dev->cal_work); |
| mt76x02_pre_tbtt_enable(dev, false); |
| if (mt76_is_mmio(&dev->mt76)) |
| tasklet_disable(&dev->dfs_pd.dfs_tasklet); |
| |
| mt76_set_channel(&dev->mphy); |
| mt76x0_phy_set_channel(dev, chandef); |
| |
| mt76x02_mac_cc_reset(dev); |
| mt76x02_edcca_init(dev); |
| |
| if (mt76_is_mmio(&dev->mt76)) { |
| mt76x02_dfs_init_params(dev); |
| tasklet_enable(&dev->dfs_pd.dfs_tasklet); |
| } |
| mt76x02_pre_tbtt_enable(dev, true); |
| |
| mt76_txq_schedule_all(&dev->mphy); |
| } |
| |
| int mt76x0_set_sar_specs(struct ieee80211_hw *hw, |
| const struct cfg80211_sar_specs *sar) |
| { |
| int err = -EINVAL, power = hw->conf.power_level * 2; |
| struct mt76x02_dev *dev = hw->priv; |
| struct mt76_phy *mphy = &dev->mphy; |
| |
| mutex_lock(&dev->mt76.mutex); |
| if (!cfg80211_chandef_valid(&mphy->chandef)) |
| goto out; |
| |
| err = mt76_init_sar_power(hw, sar); |
| if (err) |
| goto out; |
| |
| dev->txpower_conf = mt76_get_sar_power(mphy, mphy->chandef.chan, |
| power); |
| if (test_bit(MT76_STATE_RUNNING, &mphy->state)) |
| mt76x0_phy_set_txpower(dev); |
| out: |
| mutex_unlock(&dev->mt76.mutex); |
| |
| return err; |
| } |
| EXPORT_SYMBOL_GPL(mt76x0_set_sar_specs); |
| |
| int mt76x0_config(struct ieee80211_hw *hw, u32 changed) |
| { |
| struct mt76x02_dev *dev = hw->priv; |
| |
| mutex_lock(&dev->mt76.mutex); |
| |
| if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { |
| ieee80211_stop_queues(hw); |
| mt76x0_set_channel(dev, &hw->conf.chandef); |
| ieee80211_wake_queues(hw); |
| } |
| |
| if (changed & IEEE80211_CONF_CHANGE_POWER) { |
| struct mt76_phy *mphy = &dev->mphy; |
| |
| dev->txpower_conf = hw->conf.power_level * 2; |
| dev->txpower_conf = mt76_get_sar_power(mphy, |
| mphy->chandef.chan, |
| dev->txpower_conf); |
| if (test_bit(MT76_STATE_RUNNING, &mphy->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 0; |
| } |
| EXPORT_SYMBOL_GPL(mt76x0_config); |