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path: root/drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2/usb_phy.c78
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;
}
}