diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c')
-rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c | 78 |
1 files changed, 27 insertions, 51 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c index ca96ba60510e..11d414d86c68 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c @@ -18,63 +18,35 @@ #include "eeprom.h" #include "../mt76x02_phy.h" -void mt76x2u_phy_channel_calibrate(struct mt76x02_dev *dev) +static void +mt76x2u_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; - mt76x2u_mac_stop(dev); + if (!mac_stopped) + mt76x2u_mac_stop(dev); if (is_5ghz) - mt76x02_mcu_calibrate(dev, MCU_CAL_LC, 0, false); - - mt76x02_mcu_calibrate(dev, MCU_CAL_TX_LOFT, is_5ghz, false); - mt76x02_mcu_calibrate(dev, MCU_CAL_TXIQ, is_5ghz, false); - mt76x02_mcu_calibrate(dev, MCU_CAL_RXIQC_FI, is_5ghz, false); - mt76x02_mcu_calibrate(dev, MCU_CAL_TEMP_SENSOR, 0, false); - - mt76x2u_mac_resume(dev); -} + mt76x02_mcu_calibrate(dev, MCU_CAL_LC, 0); -static void -mt76x2u_phy_update_channel_gain(struct mt76x02_dev *dev) -{ - u8 channel = dev->mt76.chandef.chan->hw_value; - int freq, freq1; - u32 false_cca; - - freq = dev->mt76.chandef.chan->center_freq; - freq1 = dev->mt76.chandef.center_freq1; + 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); - switch (dev->mt76.chandef.width) { - case NL80211_CHAN_WIDTH_80: { - int ch_group_index; + if (!mac_stopped) + mt76x2u_mac_resume(dev); + mt76x2_apply_gain_adj(dev); - ch_group_index = (freq - freq1 + 30) / 20; - if (WARN_ON(ch_group_index < 0 || ch_group_index > 3)) - ch_group_index = 0; - channel += 6 - ch_group_index * 4; - break; - } - case NL80211_CHAN_WIDTH_40: - if (freq1 > freq) - channel += 2; - else - channel -= 2; - break; - default: - break; - } - - dev->cal.avg_rssi_all = mt76x02_phy_get_min_avg_rssi(dev); - false_cca = FIELD_GET(MT_RX_STAT_1_CCA_ERRORS, - mt76_rr(dev, MT_RX_STAT_1)); - - mt76x2u_mcu_set_dynamic_vga(dev, channel, false, false, - dev->cal.avg_rssi_all, false_cca); + dev->cal.channel_cal_done = true; } void mt76x2u_phy_calibrate(struct work_struct *work) @@ -82,8 +54,9 @@ void mt76x2u_phy_calibrate(struct work_struct *work) struct mt76x02_dev *dev; dev = container_of(work, struct mt76x02_dev, cal_work.work); - mt76x2_phy_tssi_compensate(dev, false); - mt76x2u_phy_update_channel_gain(dev); + mt76x2u_phy_channel_calibrate(dev, false); + mt76x2_phy_tssi_compensate(dev); + mt76x2_phy_update_channel_gain(dev); ieee80211_queue_delayed_work(mt76_hw(dev), &dev->cal_work, MT_CALIBRATE_INTERVAL); @@ -180,14 +153,14 @@ int mt76x2u_phy_set_channel(struct mt76x02_dev *dev, u8 val = mt76x02_eeprom_get(dev, MT_EE_BT_RCAL_RESULT); if (val != 0xff) - mt76x02_mcu_calibrate(dev, MCU_CAL_R, 0, false); + mt76x02_mcu_calibrate(dev, MCU_CAL_R, 0); } - mt76x02_mcu_calibrate(dev, MCU_CAL_RXDCOC, channel, false); + mt76x02_mcu_calibrate(dev, MCU_CAL_RXDCOC, channel); /* Rx LPF calibration */ if (!dev->cal.init_cal_done) - mt76x02_mcu_calibrate(dev, MCU_CAL_RC, 0, false); + mt76x02_mcu_calibrate(dev, MCU_CAL_RC, 0); dev->cal.init_cal_done = true; mt76_wr(dev, MT_BBP(AGC, 61), 0xff64a4e2); @@ -202,6 +175,9 @@ int mt76x2u_phy_set_channel(struct mt76x02_dev *dev, if (scan) return 0; + mt76x2u_phy_channel_calibrate(dev, true); + mt76x02_init_agc_gain(dev); + if (mt76x2_tssi_enabled(dev)) { /* init default values for temp compensation */ mt76_rmw_field(dev, MT_TX_ALC_CFG_1, MT_TX_ALC_CFG_1_TEMP_COMP, @@ -219,7 +195,7 @@ int mt76x2u_phy_set_channel(struct mt76x02_dev *dev, flag |= BIT(0); if (mt76x02_ext_pa_enabled(dev, chan->band)) flag |= BIT(8); - mt76x02_mcu_calibrate(dev, MCU_CAL_TSSI, flag, false); + mt76x02_mcu_calibrate(dev, MCU_CAL_TSSI, flag); dev->cal.tssi_cal_done = true; } } |