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1// SPDX-License-Identifier: ISC2/*3 * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>4 */5 6#include "mt76x2u.h"7#include "../mt76x02_usb.h"8 9static int mt76x2u_start(struct ieee80211_hw *hw)10{11 struct mt76x02_dev *dev = hw->priv;12 int ret;13 14 ret = mt76x02u_mac_start(dev);15 if (ret)16 return ret;17 18 ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mphy.mac_work,19 MT_MAC_WORK_INTERVAL);20 set_bit(MT76_STATE_RUNNING, &dev->mphy.state);21 22 return 0;23}24 25static void mt76x2u_stop(struct ieee80211_hw *hw, bool suspend)26{27 struct mt76x02_dev *dev = hw->priv;28 29 clear_bit(MT76_STATE_RUNNING, &dev->mphy.state);30 mt76u_stop_tx(&dev->mt76);31 mt76x2u_stop_hw(dev);32}33 34int mt76x2u_set_channel(struct mt76_phy *mphy)35{36 struct mt76x02_dev *dev = container_of(mphy->dev, struct mt76x02_dev, mt76);37 int err;38 39 mt76x02_pre_tbtt_enable(dev, false);40 mt76x2_mac_stop(dev, false);41 42 err = mt76x2u_phy_set_channel(dev, &mphy->chandef);43 44 mt76x02_mac_cc_reset(dev);45 mt76x2_mac_resume(dev);46 47 mt76x02_pre_tbtt_enable(dev, true);48 49 return err;50}51 52static int53mt76x2u_config(struct ieee80211_hw *hw, u32 changed)54{55 struct mt76x02_dev *dev = hw->priv;56 int err = 0;57 58 mutex_lock(&dev->mt76.mutex);59 60 if (changed & IEEE80211_CONF_CHANGE_MONITOR) {61 if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))62 dev->mt76.rxfilter |= MT_RX_FILTR_CFG_PROMISC;63 else64 dev->mt76.rxfilter &= ~MT_RX_FILTR_CFG_PROMISC;65 mt76_wr(dev, MT_RX_FILTR_CFG, dev->mt76.rxfilter);66 }67 68 if (changed & IEEE80211_CONF_CHANGE_POWER) {69 struct mt76_phy *mphy = &dev->mphy;70 71 dev->txpower_conf = hw->conf.power_level * 2;72 dev->txpower_conf = mt76_get_sar_power(mphy,73 mphy->chandef.chan,74 dev->txpower_conf);75 /* convert to per-chain power for 2x2 devices */76 dev->txpower_conf -= 6;77 78 if (test_bit(MT76_STATE_RUNNING, &mphy->state))79 mt76x2_phy_set_txpower(dev);80 }81 82 mutex_unlock(&dev->mt76.mutex);83 84 if (changed & IEEE80211_CONF_CHANGE_CHANNEL)85 mt76_update_channel(&dev->mphy);86 87 return err;88}89 90const struct ieee80211_ops mt76x2u_ops = {91 .add_chanctx = ieee80211_emulate_add_chanctx,92 .remove_chanctx = ieee80211_emulate_remove_chanctx,93 .change_chanctx = ieee80211_emulate_change_chanctx,94 .switch_vif_chanctx = ieee80211_emulate_switch_vif_chanctx,95 .tx = mt76x02_tx,96 .start = mt76x2u_start,97 .stop = mt76x2u_stop,98 .add_interface = mt76x02_add_interface,99 .remove_interface = mt76x02_remove_interface,100 .sta_state = mt76_sta_state,101 .sta_pre_rcu_remove = mt76_sta_pre_rcu_remove,102 .set_key = mt76x02_set_key,103 .ampdu_action = mt76x02_ampdu_action,104 .config = mt76x2u_config,105 .wake_tx_queue = mt76_wake_tx_queue,106 .bss_info_changed = mt76x02_bss_info_changed,107 .configure_filter = mt76x02_configure_filter,108 .conf_tx = mt76x02_conf_tx,109 .sw_scan_start = mt76_sw_scan,110 .sw_scan_complete = mt76x02_sw_scan_complete,111 .sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,112 .get_txpower = mt76_get_txpower,113 .get_survey = mt76_get_survey,114 .set_tim = mt76_set_tim,115 .release_buffered_frames = mt76_release_buffered_frames,116 .get_antenna = mt76_get_antenna,117 .set_sar_specs = mt76x2_set_sar_specs,118};119