static void mt76x2_phy_channel_calibrate(struct mt76x02_dev *dev, bool mac_stopped) { struct ieee80211_channel *chan = dev->mt76.chandef.chan; bool is_5ghz = chan->band == NL80211_BAND_5GHZ; if (dev->cal.channel_cal_done) return; if (mt76x2_channel_silent(dev)) return; if (!dev->cal.tssi_cal_done) mt76x2_phy_tssi_init_cal(dev); if (!mac_stopped) mt76x2_mac_stop(dev, false); if (is_5ghz) mt76x02_mcu_calibrate(dev, MCU_CAL_LC, 0); mt76x02_mcu_calibrate(dev, MCU_CAL_TX_LOFT, is_5ghz); mt76x02_mcu_calibrate(dev, MCU_CAL_TXIQ, is_5ghz); mt76x02_mcu_calibrate(dev, MCU_CAL_RXIQC_FI, is_5ghz); mt76x02_mcu_calibrate(dev, MCU_CAL_TEMP_SENSOR, 0); mt76x02_mcu_calibrate(dev, MCU_CAL_TX_SHAPING, 0); if (!mac_stopped) mt76x2_mac_resume(dev); mt76x2_apply_gain_adj(dev); dev->cal.channel_cal_done = true; }
static int mt76x2_set_channel(struct mt76x2_dev *dev, struct cfg80211_chan_def *chandef) { int ret; cancel_delayed_work_sync(&dev->cal_work); set_bit(MT76_RESET, &dev->mt76.state); mt76_set_channel(&dev->mt76); tasklet_disable(&dev->pre_tbtt_tasklet); tasklet_disable(&dev->dfs_pd.dfs_tasklet); mt76x2_mac_stop(dev, true); ret = mt76x2_phy_set_channel(dev, chandef); /* channel cycle counters read-and-clear */ mt76_rr(dev, MT_CH_IDLE); mt76_rr(dev, MT_CH_BUSY); mt76x2_dfs_init_params(dev); mt76x2_mac_resume(dev); tasklet_enable(&dev->dfs_pd.dfs_tasklet); tasklet_enable(&dev->pre_tbtt_tasklet); clear_bit(MT76_RESET, &dev->mt76.state); mt76_txq_schedule_all(&dev->mt76); return ret; }